Goji GTCIBTB18 User manual

Wireless In-ear
Headphones
Instruction Manual
GTCIBTB18 / GTCIBTP18

Contents
Safety Warnings...............................................................4
Unpacking........................................................................6
Product Overview............................................................7
Charging the Battery.......................................................8
Switching On/O .............................................................9
Bluetooth Pairing ..........................................................10
Operation .......................................................................11
Reset the Headphones ..................................................12
Hints and Tips.................................................................12
Specications.................................................................13

4
Safety Warnings
• For trac safety, do not use earphones while driving
or cycling.
Damage
• Please inspect the unit for damage after unpacking.
• Do not continue to operate the unit if you are in any
doubt about it working normally, or if it is damaged in
any way - switch o, unplug from the mains socket and
consult your dealer.
Temperature
• Avoid extreme degrees of temperature, either hot or
cold. Place the unit well away from heat sources such as
radiators or gas / electric res.
• Avoid exposure to direct sunlight and other sources
of heat.
Naked Flames
• Never place any type of candle or naked ame on the
top of or near the unit.
Interference
• Do not place the unit on or near appliances which may
cause electromagnetic interference. If you do, it may
adversely aect the working performance of the unit,
and cause a distorted sound.

5
Earphones
• Listening to loud sounds for prolonged periods
of time may permanently damage your hearing.
• Before putting on earphones, turn the volume
down then put the earphones on and slowly
increase the volume until you reach a comfortable
listening level.

6
Thank you for purchasing your new
product.
We recommend that you spend some time
reading this instruction manual in order that you
fully understand all the operational features it
oers. You will also nd some hints and tips to
help you resolve any issues.
Read all the safety instructions carefully before
use and keep this instruction manual for future
reference.
Unpacking
Remove all items from the packaging. Retain the
packaging. If you dispose of it please do so according
to local regulations.
The following items are included:
• Main Unit
• USB Charging Cable
• 2 extra sets of Silicon Buds
• 2 extra sets of Ear Fins
• Carry Pouch
• Instruction Manual

7
1. button
• Decrease volume
• Go to previous track
2. Status indicator
3. button
• Switch the
earphones on/o
• Multi-functional
4. button
• Increase volume
• Go to next track
5. Microphone
6. Charger connector
Product Overview
234
1
56

8
Charging the Battery
When using the unit for the rst time, charge it fully
rst.
1. Connect the USB charging cable to the earphones.
2. Connect the other end of the USB charging cable to
a powered USB device.
Status LED Indicator
Low battery The red indicator will flash slowly.
Charging The red indicator will light up.
Fully charged The blue indicator will light up.
While charging the earphones, the Bluetooth
function will be disabled.

9
Switching On/O
To switch on, press and hold until the blue indicator
lights up once.
• If the earphones are already paired with a Bluetooth
device before, it will automatically connect with the
last paired device when both are in pairing mode.
To switch o, press and hold until the red indicator
lights up once.

10
Bluetooth Pairing
1. Ensure the earphones is switched o.
2. Press and hold for 6 seconds to enter Bluetooth
pair mode. The red and blue indicator starts ashing
rapidly and alternately.
If no Bluetooth device is paired within 5
minutes, the earphones will switch o.
3. Activate the Bluetooth feature on your Bluetooth
device and start searching. Then select “GTCIBTB18”
or “GTCIBTP18”.
4. If necessary, enter the passcode,“0000”, to pair and
connect the earphones. Some device also ask to
conrm the headset connection after paring.
5. The blue indicator will blink and the earphones
will beep after you have successfully paired the
earphones.

11
Not compatible with all smartphone brands;
please check your individual smartphone
user manual.
Operation
If you receive or make a call while listening to music,
the music is paused until you end the call.
To Frequency
Increase volume repeatedly as desired
Decrease volume repeatedly as desired
Call Functions
Answer / end a call once
Reject a call Hold 2 seconds then
release
Redial last call twice
Playback Functions
Play / pause track once
Skip to next track Hold
Go to previous track Hold

12
Hints and Tips
Product not working:
• Recharge the product.
• Ensure the product is switched on.
• Ensure your Bluetooth-enabled device’s wireless
function is active.
• Ensure there are no other wireless devices in
discovery mode.
• Move the product closer to the device.
• Pair again the product and the device.
Reset the Headphones
To hardware reset the headphones, connect the USB
cable to a charging source.

13
Specications
Main Unit
Model GTCIBTB18 / GTCIBTP18
Sensitivity 94±3 dB
Impedance 16 Ω
Rated Input DC 5V 100 mA
Frequency Response 20 Hz – 20 kHz
Frequency Band(s) 2400 – 2482 MHz
Max. Radio Frequency
Power Transmitted
-1 dBm
Bluetooth Interface Bluetooth 4.1
Bluetooth Profiles A2DP, AVRCP, HFP, HSP
Operating Distance < 10m (open space)
Battery Type Lithium-ion Polymer
Battery Life Up to 7 hrs
Charging Time 2 hrs
Net Weight 16.8 g
Features and specications are subject to change
without prior notice.

14
Battery
Model SL 500919
Manufacturer Dongguan Sunly Battery
Technology Co., Ltd.
Battery Type Lithium-ion Polymer
Voltage 3.7 V
Capacity 60mAh 0.22Wh
Total no. of Battery 2
Battery Designation 1ICP5/9/19

15
For general information about this appliance and
handy hints and tips, please visit:
www.TeamKnowhow.com/discover
or call 0344 561 1234
Visit Partmaster.co.uk today for the easiest way to
buy electrical spares and accessories. With over 1
million spares and accessories available we can
deliver direct to your door the very next day. Visit www.partmaster.co.uk or
call 0344 800 3456 (UK customers only). Calls charged at National Rate.
The symbol on the product or its packaging indicates that this
product must not be disposed of with your other household waste.
Instead, it is your responsibility to dispose of your waste
equipment by handing it over to a designated collection point for
the recycling of waste electrical and electronic equipment. The
separate collection and recycling of your waste equipment at the time of
disposal will help conserve natural resources and ensure that it is recycled in a
manner that protects human health and the environment.
For more information about where you can drop o your waste for recycling,
please contact your local authority, or where you purchased your product.
Notes for battery disposal
The batteries used with this product contain chemicals that are
harmful to the environment.
To preserve our environment, dispose of used batteries according
to your local laws or regulations. Do not dispose of batteries with normal
household waste.
For more information, please contact the local authority or your retailer where
you purchased the product.
The Bluetooth® word mark and logos are registered trademarks owned by
the BluetoothSIG, Inc. and any use of such marks by DSG Retail Limited is
under license. Other trademarks and trade names are those of their respective
owner.
All trademarks are the property of their respective owners and all rights are
acknowledged.

IB-GTCIBTxx18-180301V1
DSG Retail Ltd. (co. no. 504877)
1 Portal Way, London, W3 6RS, UK