Motorola C340 series Instruction Manual page 124

To end the call and resume the FM broadcast:
Action
O
Press , or press and hold the button on the FM
Stereo Radio Headset microphone, to end the call
Turn the radio off before dialing outgoing calls from the
phone keypad. You do not have to turn off the radio to dial
emergency numbers, or numbers selected from your
phonebook or recent call lists.
To dial a recently called number, press
button on the FM Stereo Radio Headset microphone to
go to the dialed calls list. For information on how to use the
dialed calls list, see page 48.
N
or the
123