Motorola V70 Owner's Manual page 117

To end the call and resume the FM broadcast:
Do This
O
Press
or
Press and hold the button
on the FM Stereo Radio
Headset microphone
Turn the radio off before dialing outgoing calls. You do not have
to turn off the FM radio feature to dial emergency numbers or
numbers selected from your phonebook or other lists.
Tip: To dial a recently called number, press
the FM Stereo Radio Headset microphone to go to the dialed
calls list. For more information, see "Recent Calls" on page 86.
Radio
To
end the call
N
or the button on
117