16
6. CLEANING AND CARE
Disconnect the micro USB charging cable (6) and switch off the appliance before cleaning.
Clean the exterior of the earphone with a lightly damp cloth.
Do not use petrol, alcohol or other abrasive cleansers to clean the earphones.
Battery care:
Switch off the earphones when not in use.
When the earphones are not in use for a long period of time, you should make sure that the battery is
fully charged.
7. TROUBLESHOOTING
Problem
Possible cause
Solution
The appliance does not work.
The appliance is out of power.
Charge the appliance (-
4.2 Charging the
appliance).
Bluetooth connection cannot
be established or poor music
playback / phone calling.
Out of detection range.
Transmission conditions not optimal
(for example: thick walls).
The Bluetooth of the audio device has
not been activated.
Move closer to the Bluetooth device (less
than 10 metres or even closer).
Remove/Bypass obstacles.
Check the Bluetooth setting of the device to
be paired.
No sound.
Earphone not switched on.
Volume too low or muted.
Switch on earphone.
Adjust volume on the earphone and, if
necessary, on the Bluetooth device.
Functions pause, play, next/
previous title cannot be
controlled by the earphone
button.
The Bluetooth device does not
support the AVRCP protocol.
Use the Bluetooth device that supports
the mentioned protocols (see 8. Technical
data).
8. TECHNICAL DATA
Power supply
Battery capacity:
85 mAh, built-in rechargeable Lithium-Polymer battery
Charging voltage:
DC 5 V. Connect to USB port of computer via USB cable (supplied)
Supported Bluetooth profiles:
AVCTP, AVRVP, GAVDP, A2DP, AVDTP
Bluetooth version:
Bluetooth Version 4.1
Frequency response:
20 Hz - 20 kHz
Operating frequency:
2.4 GHz - 2.480 GHz
Impedance:
32 Ω
Operating range:
Up to approx. 10 metres (measured in open space. Walls and structures may affect
range of appliance). Distance may varies depending on different Bluetooth devices.
(Within 1 metre whilst pairing with Bluetooth device)
Operation time
Music playing time:
up to 4.5 - 5 hours (depending on the conditions of use)
Charging time:
approx. 2.5 hours (depending on the input current of the USB port)
Weight:
approx. 38 g
Features and technical data are subject to change without prior notification!
Compatibility disclaimer
Wireless performance is dependent on your device's Bluetooth wireless technology; please refer to your device's
manufacturer. Watson will not be liable for any loss of data or leakages resulting from the use of these devices.
