Boltune Bt-bh020 User manual

MODEL: BT-BH020

TRUE WIRELESS STEREO EARBUDS

User Guide

BT-BH020_V1.8

EUROPE

E-mail: [email protected]

EU Importer: ZBT International Trading GmbH

Address: Halstenbeker Weg 98C, 25462 Rellingen, Deutschland

NORTH AMERICA

E-mail: [email protected]

US Distributor: SUNVALLEYTEK INTERNATIONAL INC.

Address: 46724 Lakeview Blvd,Fremont,CA 94538

Shenzhen NearbyExpress Technology Development Co.,Ltd.

Address: 333 Bulong Road, Shenzhen, China, 518129

MANUFACTURER

ASIA PACIFIC

E-mail: [email protected]

JP Importer: 株式会社SUNVALLEY JAPAN

Address: 〒104-0032 東京都中央区八丁堀3丁目18-6 PMO京橋東9F

MADE IN CHINA

www.boltune.net

PACKAGE CONTENTS (Fig. 1)

ｖ Boltune True Wireless Stereo Earbuds (BT-BH020)

ｗ 8 x Ear Tips (two are equipped on the earbuds)

ｘ 1 x USB Charging Cable

ｙ 1 x User Manual

ｚ 1 x Quick Start Guide

ｖｗｘ

ｙｚ

ｖ Boltune Écouteurs Bluetooth Sans Fil (BT-BH020)

ｗ 8 x Embouts d’Oreillette (deux sont déjà installés sur les écouteurs)

ｘ 1 x Câble de Charge USB

ｙ 1 x Manuel de l'Utilisateur

ｚ 1 x Guide de Démarrage Rapide

ｖ Auriculares Inalámbricos Estéreo Boltune (BT-BH020)

ｗ 8 x Puntas de Goma para Oídos (dos están equipados en los auriculares)

ｘ 1 x Cable de Carga USB

ｙ 1 x Manual de Usuario

ｚ 1 x Guía de Inicio Rápido

ｖ Auricolari Stereo True Wireless Stereo Boltune (BT-BH020)

ｗ 8 Puntali Auricolari (due già montati sugli auricolari)

ｘ 1 x Cavo di Ricarica USB

ｙ 1 x Manuale Utente

ｚ 1 x Manuale di Avvio Rapido

ｖ Boltune完全ワイヤレスステレオイヤホン(BT-BH020)

ｗ 8xイヤーチップ（2つは設置済み）

ｘ 1xUSB充電ケーブル

ｙ 1x取扱説明書

ｚ 1xクイックスタートガイド

MODEL:BT-BH020

TRUEWIRELESS STEREO EARBUDS

UserGuide

MODEL:BT-BH020

TRUEWIRELESS STEREO EARBUDS

UserGuide

PRODUCT DIAGRAM (Fig. 2)

FR ES

IT JP

①

②

③

④

⑤

⑥

⑦

⑧

Charging Contacts

USB-C Charging Port

Charging Slot

Charging Indicators

Multifunction Button

LED Indicator

Charging Case

Microphone

①

②

③

④

⑤

⑥

⑦

⑧

Product Diagram

Contacts de chargement

Port de chargement USB-C

Emplacement de chargement

Indicateurs de chargement

Bouton Multifonction

Indicateur LED

Étui de chargement

Micro

①

②

③

④

⑤

⑥

⑦

⑧

充電用接点

USB-C充電ポート

充電スロット

充電インジケータ

多機能ボタン

LEDインジケータ

充電ケース

マイク

①

②

③

④

⑤

⑥

⑦

⑧

Contactos de carga

Puerto de carga USB-C

Ranura para cargar

Indicadores de carga

Botón Multifunción

Indicador LED

Estuche de carga

Micrófono

①

②

③

④

⑤

⑥

⑦

⑧

Contatti di carica

Porta di carica USB-C

Slot di carica

Indicatori di carica

Tasto multifunzione

LED

Custodia di carica

Microfono

①

②

③

④

⑤

⑥

⑦

⑧

Diagramma del prodotto

Schéma du produit Diagrama del producto

製品外観

01 02

IMPORTANT SAFETY INSTRUCTIONS

Please read the instructions thoroughly before using this product and retain it

for future reference.

Hearing Safety

• Do not wear earbuds with high volume for a long time to avoid damaging

your hearing.

• Set the earbuds to low volume before you put them on, then increase the

volume gradually as per your preference.

• Do not set volume too high to stay aware of your surroundings.

• Please refer to local laws and regulations if you want to answer phone calls

via this device during driving.

• For your safety, avoid distraction from music or phone calls when you are

driving or doing other activities with potential dangers.

Warning: Please set the volume to proper level to avoid hearing damages.

Caution

• Do not expose this product to high temperatures.

• Do not immerse the earbuds into water or expose them to humidity for a

long time.

• Do not clean the product with detergent containing alcohol, ammonia,

benzene or abrasives.

• Avoid dropping.

• Place the earbuds back into the charging case when not in use and keep it

away from children and pets to avoid choking hazard.

• Unauthorized disassembly of any parts of this product is forbidden, which

may cause ﬁre hazard, warranty voidance, and/or property loss.

• Close attention is needed when using near children.

• Keep the charging case away from water, rain or any other liquid.

• Don’t use the product in thunderstorm to avoid malfunction or electric

shock.

• Always ask a professional technician or authorized personnel for repair.

This product contains lithium battery. Never expose it to excessive heat

such as direct sunlight or ﬁre to avoid explosion.

HOW TO WEAR

Choose the Right Tips (Fig. 3)

Ear tips with different sizes are included in the package, try all sizes and

choose the ones ﬁtting you best.

01 02

IMPORTANT SAFETY INSTRUCTIONS

Please read the instructions thoroughly before using this product and retain it

for future reference.

Hearing Safety

• Do not wear earbuds with high volume for a long time to avoid damaging

your hearing.

• Set the earbuds to low volume before you put them on, then increase the

volume gradually as per your preference.

• Do not set volume too high to stay aware of your surroundings.

• Please refer to local laws and regulations if you want to answer phone calls

via this device during driving.

• For your safety, avoid distraction from music or phone calls when you are

driving or doing other activities with potential dangers.

Warning: Please set the volume to proper level to avoid hearing damages.

Caution

• Do not expose this product to high temperatures.

• Do not immerse the earbuds into water or expose them to humidity for a

long time.

• Do not clean the product with detergent containing alcohol, ammonia,

benzene or abrasives.

• Avoid dropping.

• Place the earbuds back into the charging case when not in use and keep it

away from children and pets to avoid choking hazard.

• Unauthorized disassembly of any parts of this product is forbidden, which

may cause ﬁre hazard, warranty voidance, and/or property loss.

• Close attention is needed when using near children.

• Keep the charging case away from water, rain or any other liquid.

• Don’t use the product in thunderstorm to avoid malfunction or electric

shock.

• Always ask a professional technician or authorized personnel for repair.

This product contains lithium battery. Never expose it to excessive heat

such as direct sunlight or ﬁre to avoid explosion.

HOW TO WEAR

Choose the Right Tips (Fig. 3)

Ear tips with different sizes are included in the package, try all sizes and

choose the ones ﬁtting you best.

03 04

Wear the Earbuds (Fig. 4)

Please wear the earbuds as shown below.

Pictures only for reference.

Bluetooth Caution

• When the device is connected wirelessly to another device, place the two

devices close to each other to achieve their normal functionalities and avoid

possible signal interference.

• When using a wireless connection, make sure there are no obstacles

between the two devices. Obstacles including walls and fences may shorten

the effective range.

USING YOUR EARBUDS

Charging

Charging the Earbuds

1. Put the earbuds into the charging case as per the L (left) and R (right) marks

(Fig. 5).

2. Cover the lid and charging will start automatically (Fig. 6).

Note:

• Please fully charge the earbuds when using them for the ﬁrst time.

• When battery is low, a “Battery low” voice prompt will be heard (if you are wearing

the earbuds). Please charge it in time or the earbuds will turn off automatically

around 10 minutes later.

• Charge the earbuds at least once every 3 months when not using for a long time.

Charging the Charging Case

1. Connect the charging port with any USB charging adapter or active

computer USB port (Fig. 7).

2. The four charging indicators will light up progressively.

Note: Unplug the charging cable (timely) when fully charged.

① ②

5 6

L R

03 04

Wear the Earbuds (Fig. 4)

Please wear the earbuds as shown below.

Pictures only for reference.

Bluetooth Caution

• When the device is connected wirelessly to another device, place the two

devices close to each other to achieve their normal functionalities and avoid

possible signal interference.

• When using a wireless connection, make sure there are no obstacles

between the two devices. Obstacles including walls and fences may shorten

the effective range.

USING YOUR EARBUDS

Charging

Charging the Earbuds

1. Put the earbuds into the charging case as per the L (left) and R (right) marks

(Fig. 5).

2. Cover the lid and charging will start automatically (Fig. 6).

Note:

• Please fully charge the earbuds when using them for the ﬁrst time.

• When battery is low, a “Battery low” voice prompt will be heard (if you are wearing

the earbuds). Please charge it in time or the earbuds will turn off automatically

around 10 minutes later.

• Charge the earbuds at least once every 3 months when not using for a long time.

Charging the Charging Case

1. Connect the charging port with any USB charging adapter or active

computer USB port (Fig. 7).

2. The four charging indicators will light up progressively.

Note: Unplug the charging cable (timely) when fully charged.

① ②

5 6

L R

05 06

Power On (Fig. 8)

Uncover the lid and they will power on automatically.

Power Off (Fig. 9)

Put the earbuds into the charging case and close the lid, they will turn off

automatically.

Pairing

• You can use one earbud or both earbuds as per your preference. Please

refer to the corresponding pairing instructions.

• Before pairing, please turn off other Bluetooth devices and place the device

to be connected close to the earbuds.

• When the earbuds are disconnected from your device for more than 10

minutes, they will turn off automatically.

Couple Earbuds Mode

1. Uncover the lid to turn on the earbuds, they will connect with each other

automatically. Once connected, The LED indicators on both earbuds will

ﬂash blue and white alternately indicating the earbuds are in pairing mode

now.

2. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

on the name to connect.

3. Once connected, the LED indicators on both earbuds will ﬂash blue slowly.

Note:

• We recommend you to take out the earbuds from the charging case only

when the earbuds complete automatic pairing in the charging case.

• If the earbuds failed to pair with each other, please disconnect the

Bluetooth connection with your device, put them back into the charging

case, close the lid then open it to pair again.

• It is not recommended to wear the two earbuds on different people. If

needed, please keep the 2 earbuds within 3 meters / 9.8 feet in couple

earbuds mode.

Single Earbud Mode

1. Take out one earbud from the charging case, and make sure the other one

is placed in the charging case and the lid is covered.

2. It will try to pair with the last paired device ﬁrst then enter pairing mode

with its LED indicator ﬂashing blue and white alternately if pairing failed.

3. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

on the name to connect.

4. Once connected, the LED indicator will ﬂash blue slowly.

Note:

If you want to change to couple mode, simply take out the other earbud

from the charging case, they will pair with each other automatically.

Clear Pairing List

If you failed to pair your device with the earbuds, please clear the pairing

history as instructed below:

1. Uncover the lid.

2. Take out one of the earbuds , press and hold its Multifunction Button for 5

seconds to turn it off. When it is off, press and hold its Multifunction Button

for 10 seconds until the LED indicator stays solid white for 3 seconds then

off. Place it back into the charge case.

3. Take out the other earbud, press and hold its Multifunction Button for 10

seconds until the LED indicator stays solid white for 3 seconds then off.

place it back into the charging case.

4. Close the lid then uncover the lid to pair again.

Note:

If you want to pair the earbuds with another device when you have already

paired them with a device, deactivate the Bluetooth function on the paired

device or clear “Boltune BT-BH020” from its Bluetooth list. Restore the

earbuds to factory settings as instructed above if pairing failed.

L R

05 06

Power On (Fig. 8)

Uncover the lid and they will power on automatically.

Power Off (Fig. 9)

Put the earbuds into the charging case and close the lid, they will turn off

automatically.

Pairing

• You can use one earbud or both earbuds as per your preference. Please

refer to the corresponding pairing instructions.

• Before pairing, please turn off other Bluetooth devices and place the device

to be connected close to the earbuds.

• When the earbuds are disconnected from your device for more than 10

minutes, they will turn off automatically.

Couple Earbuds Mode

1. Uncover the lid to turn on the earbuds, they will connect with each other

automatically. Once connected, The LED indicators on both earbuds will

ﬂash blue and white alternately indicating the earbuds are in pairing mode

now.

2. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

on the name to connect.

3. Once connected, the LED indicators on both earbuds will ﬂash blue slowly.

Note:

• We recommend you to take out the earbuds from the charging case only

when the earbuds complete automatic pairing in the charging case.

• If the earbuds failed to pair with each other, please disconnect the

Bluetooth connection with your device, put them back into the charging

case, close the lid then open it to pair again.

• It is not recommended to wear the two earbuds on different people. If

needed, please keep the 2 earbuds within 3 meters / 9.8 feet in couple

earbuds mode.

Single Earbud Mode

1. Take out one earbud from the charging case, and make sure the other one

is placed in the charging case and the lid is covered.

2. It will try to pair with the last paired device ﬁrst then enter pairing mode

with its LED indicator ﬂashing blue and white alternately if pairing failed.

3. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

on the name to connect.

4. Once connected, the LED indicator will ﬂash blue slowly.

Note:

If you want to change to couple mode, simply take out the other earbud

from the charging case, they will pair with each other automatically.

Clear Pairing List

If you failed to pair your device with the earbuds, please clear the pairing

history as instructed below:

1. Uncover the lid.

2. Take out one of the earbuds , press and hold its Multifunction Button for 5

seconds to turn it off. When it is off, press and hold its Multifunction Button

for 10 seconds until the LED indicator stays solid white for 3 seconds then

off. Place it back into the charge case.

3. Take out the other earbud, press and hold its Multifunction Button for 10

seconds until the LED indicator stays solid white for 3 seconds then off.

place it back into the charging case.

4. Close the lid then uncover the lid to pair again.

Note:

If you want to pair the earbuds with another device when you have already

paired them with a device, deactivate the Bluetooth function on the paired

device or clear “Boltune BT-BH020” from its Bluetooth list. Restore the

earbuds to factory settings as instructed above if pairing failed.

L R

07 08

Pairing

• You can use one earbud or both earbuds as per your preference. Please

refer to the corresponding pairing instructions.

• Before pairing, please turn off other Bluetooth devices and place the device

to be connected close to the earbuds.

• When the earbuds are disconnected from your device for more than 10

minutes, they will turn off automatically.

Couple Earbuds Mode

1. Uncover the lid to turn on the earbuds, they will connect with each other

automatically. Once connected, The LED indicators on both earbuds will

ﬂash blue and white alternately indicating the earbuds are in pairing mode

now.

2. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

on the name to connect.

3. Once connected, the LED indicators on both earbuds will ﬂash blue slowly.

Note:

• We recommend you to take out the earbuds from the charging case only

when the earbuds complete automatic pairing in the charging case.

• If the earbuds failed to pair with each other, please disconnect the

Bluetooth connection with your device, put them back into the charging

case, close the lid then open it to pair again.

• It is not recommended to wear the two earbuds on different people. If

needed, please keep the 2 earbuds within 3 meters / 9.8 feet in couple

earbuds mode.

Single Earbud Mode

1. Take out one earbud from the charging case, and make sure the other one

is placed in the charging case and the lid is covered.

2. It will try to pair with the last paired device ﬁrst then enter pairing mode

with its LED indicator ﬂashing blue and white alternately if pairing failed.

3. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

OPERATION AND FUNCTIONS

on the name to connect.

4. Once connected, the LED indicator will ﬂash blue slowly.

Note:

If you want to change to couple mode, simply take out the other earbud

from the charging case, they will pair with each other automatically.

Clear Pairing List

If you failed to pair your device with the earbuds, please clear the pairing

history as instructed below:

1. Uncover the lid.

2. Take out one of the earbuds , press and hold its Multifunction Button for 5

seconds to turn it off. When it is off, press and hold its Multifunction Button

for 10 seconds until the LED indicator stays solid white for 3 seconds then

off. Place it back into the charge case.

3. Take out the other earbud, press and hold its Multifunction Button for 10

seconds until the LED indicator stays solid white for 3 seconds then off.

place it back into the charging case.

4. Close the lid then uncover the lid to pair again.

Note:

If you want to pair the earbuds with another device when you have already

paired them with a device, deactivate the Bluetooth function on the paired

device or clear “Boltune BT-BH020” from its Bluetooth list. Restore the

earbuds to factory settings as instructed above if pairing failed.

Function Operation

Hang up Phone Call

Press the Multifunction Button on either of the

earbuds once

Previous Track

Press and hold the Multifunction Button on

either of the earbuds for 2s

Next Track

Press and hold the Multifunction Button on

either of the earbuds for 2s

Play / Pause

Press the Multifunction Button on the left

earbud three times

Volume -

Press the Multifunction Button on the right

earbud three times

Volume +

Press the Multifunction Button on either of the

earbuds three times in non-music playback state

Turn On / Off Voice Control

Reject Incoming Call

Redial

Press the Multifunction Button on either of the

earbuds once

Press the Multifunction Button on the left

earbud twice

When the earbuds are paired with your device

successfully, press and hold the Multifunction

Button on either earbud for 1.5s until a beep

is heard

Answer Phone Call

Press the Multifunction Button on the right

earbud twice

07 08

Pairing

• You can use one earbud or both earbuds as per your preference. Please

refer to the corresponding pairing instructions.

• Before pairing, please turn off other Bluetooth devices and place the device

to be connected close to the earbuds.

• When the earbuds are disconnected from your device for more than 10

minutes, they will turn off automatically.

Couple Earbuds Mode

1. Uncover the lid to turn on the earbuds, they will connect with each other

automatically. Once connected, The LED indicators on both earbuds will

ﬂash blue and white alternately indicating the earbuds are in pairing mode

now.

2. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

on the name to connect.

3. Once connected, the LED indicators on both earbuds will ﬂash blue slowly.

Note:

• We recommend you to take out the earbuds from the charging case only

when the earbuds complete automatic pairing in the charging case.

• If the earbuds failed to pair with each other, please disconnect the

Bluetooth connection with your device, put them back into the charging

case, close the lid then open it to pair again.

• It is not recommended to wear the two earbuds on different people. If

needed, please keep the 2 earbuds within 3 meters / 9.8 feet in couple

earbuds mode.

Single Earbud Mode

1. Take out one earbud from the charging case, and make sure the other one

is placed in the charging case and the lid is covered.

2. It will try to pair with the last paired device ﬁrst then enter pairing mode

with its LED indicator ﬂashing blue and white alternately if pairing failed.

3. Turn on the Bluetooth function on your device and search for nearby

devices. Find “Boltune BT-BH020” in the searching results, tap

OPERATION AND FUNCTIONS

on the name to connect.

4. Once connected, the LED indicator will ﬂash blue slowly.

Note:

If you want to change to couple mode, simply take out the other earbud

from the charging case, they will pair with each other automatically.

Clear Pairing List

If you failed to pair your device with the earbuds, please clear the pairing

history as instructed below:

1. Uncover the lid.

2. Take out one of the earbuds , press and hold its Multifunction Button for 5

seconds to turn it off. When it is off, press and hold its Multifunction Button

for 10 seconds until the LED indicator stays solid white for 3 seconds then

off. Place it back into the charge case.

3. Take out the other earbud, press and hold its Multifunction Button for 10

seconds until the LED indicator stays solid white for 3 seconds then off.

place it back into the charging case.

4. Close the lid then uncover the lid to pair again.

Note:

If you want to pair the earbuds with another device when you have already

paired them with a device, deactivate the Bluetooth function on the paired

device or clear “Boltune BT-BH020” from its Bluetooth list. Restore the

earbuds to factory settings as instructed above if pairing failed.

Function Operation

Hang up Phone Call

Press the Multifunction Button on either of the

earbuds once

Previous Track

Press and hold the Multifunction Button on

either of the earbuds for 2s

Next Track

Press and hold the Multifunction Button on

either of the earbuds for 2s

Play / Pause

Press the Multifunction Button on the left

earbud three times

Volume -

Press the Multifunction Button on the right

earbud three times

Volume +

Press the Multifunction Button on either of the

earbuds three times in non-music playback state

Turn On / Off Voice Control

Reject Incoming Call

Redial

Press the Multifunction Button on either of the

earbuds once

Press the Multifunction Button on the left

earbud twice

When the earbuds are paired with your device

successfully, press and hold the Multifunction

Button on either earbud for 1.5s until a beep

is heard

Answer Phone Call

Press the Multifunction Button on the right

earbud twice

09 10

CLEANING AND MAINTENANCE

1. Clean the earbuds and the charging case on a regular basis.

2. Use dry and soft cotton cloth to wipe the unit.

Note: Do not insert anything into the product.

3. Keep away from sharp objects to avoid scratches.

4. Put the unit in a dry and shady place if it is to be idle for a long time.

5. Do not clean the product with detergent or chemicals.

No. Problem Solution

Failed to turn on the

earbuds Earbuds low battery, please charge them

Failed to charge the

earbuds

• Place the earbuds into the charging

case properly

• Make sure the charging case is charged fully

Can’t charge the

charging case

Make sure the charging cable is intact

and plugged in properly

Can’t ﬁnd

“Boltune BT-BH020”

in the Bluetooth device

list

The earbuds reconnected with previously

paired device automatically:

• Deactivate the Bluetooth function of

previously paired device or clear

“Boltune BT-BH020” from its Bluetooth

device list, and then

search again

Failed to pair the

earbuds with your

device

• Turn on the device and activate its

Bluetooth function before pairing

• Bring the earbuds into pairing mode

as instructed in the “Pairing” section

6No sound in one of the

earbuds in couple

earbuds mode

Place both earbuds back to the charging

case then take them out, they will pair

with each other automatically. If pairing

failed, restore them back to the factory

settings as instructed in the “Clear Pairing

List” section

7 Poor sound quality

• Wear the earbuds properly and keep

them close to each other.

• Place the connected device close to the

earbuds or remove the obstacles

between them

• Clear the debris on the earbuds

8 Unstable connection

• The effective distance may shorten with

obstacles in the way

• Turn off other Bluetooth devices to

decrease the interference

9Can’t hear the other

party during a phone call Set the volume to higher level

10 The other party can’t hear

your voice during a

phone call

Free the built-in microphone of any

covers

TROUBLESHOOTING

09 10

CLEANING AND MAINTENANCE

1. Clean the earbuds and the charging case on a regular basis.

2. Use dry and soft cotton cloth to wipe the unit.

Note: Do not insert anything into the product.

3. Keep away from sharp objects to avoid scratches.

4. Put the unit in a dry and shady place if it is to be idle for a long time.

5. Do not clean the product with detergent or chemicals.

No. Problem Solution

Failed to turn on the

earbuds Earbuds low battery, please charge them

Failed to charge the

earbuds

• Place the earbuds into the charging

case properly

• Make sure the charging case is charged fully

Can’t charge the

charging case

Make sure the charging cable is intact

and plugged in properly

Can’t ﬁnd

“Boltune BT-BH020”

in the Bluetooth device

list

The earbuds reconnected with previously

paired device automatically:

• Deactivate the Bluetooth function of

previously paired device or clear

“Boltune BT-BH020” from its Bluetooth

device list, and then

search again

Failed to pair the

earbuds with your

device

• Turn on the device and activate its

Bluetooth function before pairing

• Bring the earbuds into pairing mode

as instructed in the “Pairing” section

6No sound in one of the

earbuds in couple

earbuds mode

Place both earbuds back to the charging

case then take them out, they will pair

with each other automatically. If pairing

failed, restore them back to the factory

settings as instructed in the “Clear Pairing

List” section

7 Poor sound quality

• Wear the earbuds properly and keep

them close to each other.

• Place the connected device close to the

earbuds or remove the obstacles

between them

• Clear the debris on the earbuds

8 Unstable connection

• The effective distance may shorten with

obstacles in the way

• Turn off other Bluetooth devices to

decrease the interference

9Can’t hear the other

party during a phone call Set the volume to higher level

10 The other party can’t hear

your voice during a

phone call

Free the built-in microphone of any

covers

TROUBLESHOOTING

11 12

11 Multifunction Button of the

earbuds is unresponsive

Place the two earbuds into the charging

case and cover the lid, disconnect the

Bluetooth connection. Uncover the lid to

turn on the earbuds and pair again.

WARRANTY AND SERVICE

If any problems occur, please contact the Boltune Customer Care Centre in

your country via the contact information listed in this User Guide.

WICHTIGE SICHERHEITSHINWEISE

Bitte lesen Sie sich die Anleitung sorgfältig durch, bevor Sie das Produkt

benutzen, und bewahren Sie sie zur künftigen Bezugnahme gut auf.

Gehörschutz

• Um Gehörschäden zu vermeiden, sollte man Kopfhörer nicht über längere

Zeit bei hoher Lautstärke tragen.

• Regeln Sie die Kopfhörer-Lautstärke herunter, bevor Sie sie aufsetzen, und

erhöhen Sie die Lautstärke dann schrittweise nach Bedarf.

• Sie sollten die Lautstärke nicht zu stark erhöhen, damit Sie Ihre Umgebung

weiterhin wahrnehmen.

• Bitte achten Sie auf lokale Gesetze und Richtlinien, wenn Sie während des

Autofahrens Telefonate über dieses Gerät führen wollen.

• Zu Ihrer eigenen Sicherheit sollten Sie Ablenkungen durch Musik oder

Telefonate beim Fahren oder anderen Aktivitäten, die mögliche Gefahren

bergen, meiden.

Warnung: Bitte stellen Sie die Lautstärke richtig ein, um Gehörschäden zu

vermeiden.

Achtung

• Setzen Sie dieses Produkt keinen hohen Temperaturen aus.

• Tauchen Sie die Kopfhörer nicht unter Wasser und setzen Sie sie nicht über

längere Zeit Feuchtigkeit aus.

• Reinigen Sie das Produkt nicht mit Reinigungsmitteln, die Alkohol,

Ammoniak, Benzol oder Schleifkörper enthalten.

• Lassen Sie das Produkt nicht herunterfallen.

• Legen Sie die Kopfhörer wieder in die Ladehülle, wenn Sie sie nicht

benutzen, und halten Sie sie von Kindern und Haustieren fern, damit sie

nicht verschluckt werden.

• Um Brandgefahr, Garantieausfall und/oder Vermögensschaden zu

vermeiden, sollten Sie dieses Produkt weder auseinanderbauen noch selbst

reparieren.

• Bei Verwendung in der Nähe von Kindern ist Vorsicht geboten.

• Schützen Sie die Ladehülle vor Regen, Wasser und anderen Flüssigkeiten.

• Verwenden Sie dieses Produkt nicht bei Gewitter, damit es nicht zu

Fehlfunktion oder Stromschlägen kommt.

• Suchen Sie bezüglich Reparaturen stets professionelle Techniker oder

autorisiertes Personal auf.

EN The Bluetooth®word mark and logos are

registered trademarks owned by the Bluetooth SIG, Inc. and

any use of such marks by Sunvalleytek International Inc. is under license.

Other trademarks and trade names are those of their respective owners.

DE Die Marke Bluetooth®und das Bluetooth Logo sind eingetragene

Markenzeichen der Bluetooth SIG, Inc. und jegliche Verwendung dieser

Marke durch Sunvalleytek International Inc. ist lizensiert. Die Rechte an

anderen Markenzeichen liegen beim jeweiligen Eigentümer.

FR Le terme et les logos Bluetooth®sont la propriété de Bluetooth SIG, Inc.

et toute utilisation de ces marques par Sunvalleytek International Inc. se fait

sous licence. Les autres désignations commerciales et marques mention-

nées sont détenues par leur propriétaire respectif.

ES La marca Bluetooth®y los logotipos son de propiedad de Bluetooth SIG,

Inc. y se encuentra autorizado cualquier uso de estas marcas por parte de

Sunvalleytek International Inc. Otras marcas y nombres comerciales son

aquellas de sus respectivos propietarios.

IT La parola e i loghi Bluetooth®sono marchi di fabbrica registrati di

proprietà di

Bluetooth SIG, Inc. e qualsiasi utilizzo di questi marchi da parte di

Sunvalleytek

International Inc. avviene su licenza. Gli altri marchi di fabbrica e nomi

commerciali appartengono ai rispettivi proprietari.

JP Bluetooth®のワードマークおよびロゴはBluetooth SIG, Inc.が所有する登録

商標であり、Sunvalleytek International Inc.はこれらのマークおよびロゴをライ

センスに基づいて使用しています。その他の商標およびトレードネームは、それぞ

れの所有者に帰属します。

NOTE: This equipment has been tested and found to comply with the limits

for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits

are designed to provide reasonable protection against harmful interference

in a residential installation. This equipment generates uses and can radiate

radio frequency energy and, if not installed and used in accordance with the

instructions, may cause harmful interference to radio communications.

However, there is no guarantee that interference will not occur in a particular

installation. If this equipment does cause harmful interference to radio or

television reception, which can be determined by turning the equipment off

and on, the user is encouraged to try to correct the interference by one or

more of the following measures:

- Reorient or relocate the receiving antenna.

- Increase the separation between the equipment and receiver.

- Connect the equipment into an outlet on a circuit different from that to

which the receiver is connected.

- Consult the dealer or an experienced radio/TV technician for help

Changes or modiﬁcations not expressly approved by the party responsible

for compliance could void the user's authority to operate the equipment. This

device complies with Part 15 of the FCC Rules. Operation is subject to the

following two conditions:

(1) this device may not cause harmful interference, and(2) this device must

accept any interference received, including interference that may cause

undesired operation.