Справочник Пользователя для Microsoft Corporation BH-905

Even if Bluetooth connectivity is deactivated, you can use the headset 
for handling calls and listening to music through the CA-143U audio 
cable.

To activate Bluetooth connectivity, press and hold the multifunction key 
for about 2 seconds. The headset beeps, and the Bluetooth indicator 
light briefly flashes green.

The headset tries to connect to the last used mobile device that supports 
the HFP Bluetooth profile and the last used music player that supports 
the A2DP profile, if the same device does not support both profiles. 
When the headset is connected to the device and is ready for use, the 
Bluetooth indicator light flashes blue slowly.

If the headset has not been previously paired with any device, it 
automatically enters pairing mode. See also “Pair and connect the 
headset to a Bluetooth device”, p. 9.

To deactivate Bluetooth connectivity, press and hold the multifunction 
key for about 5 seconds. The headset beeps, and the Bluetooth indicator 
light briefly flashes red.

If the headset is not connected to a Bluetooth device within about 30 
minutes, the headset deactivates Bluetooth connectivity automatically. 
Bluetooth connectivity is also deactivated if you connect the CA-143U 
audio cable to the headset.

■ Pair and connect the headset to a Bluetooth 

If your mobile device supports the A2DP Bluetooth profile and has a 
music player feature, you can use the device to also play music through 
the headset.

If your mobile device does not support the A2DP profile, you can 
separately pair the headset with the mobile device and a music player 
that supports this profile. If you have paired and connected the headset 

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