EN
Cleaning and Storage
■
Never submerge the headphones in water or other liquids!
■
Never use abrasive or aggressive cleaning agents for
cleaning.
•
Wipe the headphones with a damp cloth only.
•
To wash the cap/headband, remove the headphones and follow
the care instructions on the label.
Changing Ear Cushions
If the ear cushions are damaged or worn, they must be replaced.
Remove the old ear cushions from the headphones.
1
Remove the new ear cushions from the foil and stick them on
2
the headphones.
Technical Specifi cations
Headphones model:
Sensitivity:
Frequency range:
Max. input:
Impedance:
Bluetooth
version:
®
Bluetooth
range:
®
Power supply:
Battery capacity:
Battery life:
Battery charging time: approx. 2 hours if completely empty
Operating time:
Manual ID:
Article number:
12
SF543/BTS
-35 dB (microphone)
120 +/- 3 dB (headphones)
20 Hz – 20 kHz
0.5 W
16 Ω
Vimicro 4.1
10 m
5 V DC 500 mA
(3.7 V lithium polymer battery)
180 mAh
approx. 500 charging cycles
approx. 8 hours at full volume;
approx. 30 hours standby (POWER ON,
but without Bluetooth
Z 01131 M US V1 0618
01131
connection)
®