Samsung SBH650 - Manual (Page 13)

10
Muting the microphone
Press and hold [+] or [-] to turn the microphone off so that
the person with whom you are speaking cannot hear you.
Press and hold [+] or [-] again to turn the microphone back
on.
Transferring a call from the phone to the headset
Press [
] to transfer a call from the phone to the headset.
Placing a call on hold
Press and hold [
] to place the current call on hold.
Answering a second call
Press and hold [
] to answer a second call when you hear
call waiting tones. The first call is placed on hold.
To switch between the current call and the held call, press and
hold [ ].