Silvercrest STSK 2 C4 User manual

IAN 297465_2004
TRUE WIRELESS BLUETOOTH®
IN-EAR HEADPHONES
Operation and safety notes
ΑΚΟΥΣΤΙΚΑ TRUE WIRELESS BLUETOOTH®
IN EAR
Υποδείξεις χειρισμού και ασφαλείας
TRUE WIRELESS BLUETOOTH®
IN-EAR-KOPFHÖRER
Bedienungs- und Sicherheitshinweise
TRUE WIRELESS
BLUETOOTH®IN-EAR
HEADPHONES STSK 2 C4

GB/CY Page 5
GR/CY Σελίδα 63
DE/AT/CH Seite
121

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TRUE WIRELESS
BLUETOOTH®
IN-EAR HEADPHONES
Quick start guide
TRUE WIRELESS BLUETOOTH®-
IN-EAR-KOPFHÖRER
Kurzanleitung
IAN 297465_2004
TRUE WIRELESS
BLUETOOTH® IN-EAR
HEADPHONES STSK 2 C4
TRUE WIRELESS
BLUETOOTH®
IN-EAR HEADPHONES
Operation and safety notes
TRUE WIRELESS BLUETOOTH®-
IN-EAR-KOPFHÖRER
Bedienungs- und Sicherheitshinweise
IAN 297465_2004
TRUE WIRELESS
BLUETOOTH®IN-EAR
HEADPHONES STSK 2 C4
6
13

B

5GB/CY
Warning remarks and
symbols used............... Page 7
Introduction ................ Page 12
Intended use ............... Page 13
Trademark notices.......... Page 14
Scope of delivery ........... Page 15
You will need............... Page 16
Description of parts......... Page 16
Technical data .............. Page 17
Safety...................... Page 21
Safety instructions for built-in
rechargeable batteries....... Page 31
Prior to first use ............ Page 32
Charging the charging/
storage box battery . . . . . . . . . Page 32
Charging the headphones .... Page 35
Operation .................. Page 36
Charging/storage box....... Page 36
Headphones................ Page 37

6 GB/CY
Turning on the headphones ... Page 37
Turning off the headphones . . . Page 38
Manually turning off the
headphones ............... Page 39
LED status................. Page 40
Pairing the headphones to
each other ................ Page 41
Pairing the headphones with a
Bluetooth device............ Page 42
Reset..................... Page 43
Headset for phone calls /
Playback control............ Page 45
Voice control function with
Siri / Google Assistant....... Page 48
Cleaning and maintenance .. Page 50
Storage .................. Page 50
Troubleshooting ............ Page 51
Disposal.................... Page 56
Simplified EU declaration
of conformity............... Page 58
Warranty .................. Page 59

7GB/CY
Warning remarks and symbols used
The following warnings are used in
this manual:
DANGER! This symbol with the
signal word “Danger” indicates
a hazard with a high level of risk
which, if not avoided, will result in
serious injury or death.
WARNING! This symbol with the
signal word “Warning” indicates a
hazard with a medium level of risk
which, if not avoided, could result in
serious injury or death.

8 GB/CY
CAUTION! This symbol with the
signal word “Caution” indicates
a hazard with a low level of risk
which, if not avoided, could result in
minor or moderate injury.
ATTENTION! This symbol with the
signal word “Attention” indicates a
potential property damage.
NOTE: This symbol with the signal
word “Note” provides additional
useful information.

9GB/CY
WARNING! EXPLOSION
HAZARD! A warning with this
symbol and word “WARNING!
EXPLOSION HAZARD” indicates
the potential threat of explosion.
Failure to observe this warning may
result in serious or fatal injuries and
potential property damage.
Follow the instructions in this
warning to prevent serious
injuries, a danger to life or
property damage!

10 GB/CY
This symbol reminds the user to
wear suitable protective hand wear!
Follow this warning to prevent hand
injury by objects or contact with hot
or chemical materials!
A warning with this symbol notifies
the user of possible hearing
damage. Avoid listening at
excessive volumes for prolonged
periods.
Direct current / voltage

11GB/CY
“Qi“ and the Qi logo mark are
trademarks of the Wireless Power
Consortium (WPC).
The charging box built with Qi
wireless charging technology.You
can charge up the charging box via
Qi wireless technology.
This symbol means that the
operating instructions must be
observed when using the product.

12 GB/CY
TRUE WIRELESS BLUETOOTH®
IN-EAR HEADPHONES
Introduction
We congratulate you on the purchase of your
new product. You have chosen a high quality
product. The instructions for use are part of the
product. They contain important information
concerning safety, use and disposal. Before
using the product, please familiarise yourself
with all of the safety information and
instructions for use. Only use the product as
described and for the specified applications.
If you pass the product on to anyone else,
please ensure that you also pass on all the
documentation with it.

13GB/CY
Intended use
These headphones are a consumer electronics
device. The headphones are intended for
playback of audio material via a Bluetooth®
connection. If the headphones are connected
to a smartphone, the headphones can also be
used as a headset.
The charging and storage box is intended
solely for charging and storing the
headphones.
The product is intended for private use only.
Any other use beyond what is specified is not
intended. Do not use the product for industrial
or commercial purposes.

14 GB/CY
Any claims for damages resulting from
unintended use, improper repairs, unauthorized
modifications or the use of unapproved
replacement parts are excluded. The user
carries the sole risk.
Trademark notices
USB®is a registered trademark of
USB Implementers Forum, Inc.
The Bluetooth®word mark and logos are
registered trademarks owned by Bluetooth
SIG, Inc. and any use of such marks by
OWIM GmbH & Co. KG is under license.
“Qi“ and the Qi logo mark are trademarks
of the Wireless Power Consortium (WPC).
The SilverCrest trademark and trade name
is the property of their respective owners.

15GB/CY
Any other names and products may be
trademarks or registered trademarks of their
respective owners.
Scope of delivery
After unpacking the product, check if the
delivery is complete and if all parts are in good
condition. Remove all packaging materials
before use.
If you notice any damage or missing parts,
please contact the dealer from whim you have
purchased this product.
2x Headphones (1 x left and 1 x right)
1x Charging/storage box
1x USB cable (type A to type C)
1x Quick start guide
1x Instruction manual

16 GB/CY
You will need
USB voltage source (output voltage
5 V, min. 500 mA output current) or a
Qienabled charger with an output power
of at least 2.5 W
Bluetooth®-capable playback device
Description of parts
Before reading, unfold the page containing
the illustration and familiar yourself with all
functions of the product.
[1] Headphones (1 x left and 1 x right)
[2] Charging contact pins
[3] Microphone
[4] Multifunction button (MF button)
[5] LED

17GB/CY
[6] Charging/storage box
[7] Charging ports
[8] Charging status indicator
[9] On button (for activating the built-in
battery’s charging status indicator)
[] USB-C charging port
[] USB cable
[] Qi reception area
[] Instruction manual
[] Quick start guide
Technical data
Charging/storage box
USB-C input voltage USB 5 V
USB-C input current 500 mA
Qi wireless input voltage 5 V

18 GB/CY
Wireless charging power 2.5 W
Wireless charging
distance to the Qi
charger ≤ 5 mm
Frequency band
112.18‒146.15 kHz
Transmitted maximum
radio frequency power
(H-field)
–13.9 dBµA/m at
10 m distance
Rechargeable battery Li-ion polymer, 3.7 V,
550 mAh, 2.0 Wh
Charging capacity up to 5 complete
charge cycles for
fully discharged
headphones
Charging time of the
charging/storage boxes’
built-in battery
approx. 3 hours
(complete charging
cycle)

19GB/CY
Headphones
Wireless standard Bluetooth®5.0
Supported profile A2DP, AVRCP, HSP, HFP
Frequency band 2402 to 2480 MHz
Max. transmitted
power < 20 mW
Range approx. 10 m
Rechargeable
battery
Li-ion polymer, 3.7 V,
40 mAh, 0.15 Wh
Charging time approx. 1.5 hours
(complete charging cycle)
Operating time
(music & phone)
approx. 3 hours
(at medium volume)
Operating
temperature +10 to +35 °C
Humidity
(no condensation)
10 to 70 % relative
humidity
Storage
temperature 0 to +40 °C

20 GB/CY
Dimensions approx. 40 x 17 x 18 mm
(headphones)
approx. 53 x 52 x 28 mm
(charging box)
Weight approx. 10 g
(both headphones)
approx. 39 g
(charging box)
Notes on Qi technology:
This product with wireless Qi charging
technology is designed to comply with the Qi
(Wireless Power Consortium) standard, but no
guarantees are given for its compatibility with
all products that comply with the standard.
The specification and design may be changed
without notification.