Nokia BH-902 User Manual page 20

B a s i c u s e
If your device supports last number redialing with the
headset, press the answer/end key twice while no call is in
progress.
If your device supports voice dialing with the headset, press
and hold the answer/end key when no call is in progress,
and proceed as described in the user guide for your device.
To answer or end a call, press the answer/end key. To reject
an incoming call, press the answer/end key twice.
To adjust the headset volume, press either volume key
during a call.
To mute or unmute the microphone, briefly press the power
key during a call. The headset beeps.
To switch the call from the headset to a connected device,
press and hold the power key (the headset switches off), or
use the keys of your device. To switch the call back to the
headset, switch on the headset, or press and hold the
answer/end key (when the headset is on).
To answer a waiting call and put the current call on hold,
press and hold the answer/end key. To answer a waiting call
and end the current call, press the answer/end key. To
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