See also:

Top redial
1. Select the top menu (phone menu). 2. Press the OFF hook switch and load the outgoing call history. 3. Select the “DIAL” menu. ...

Taking a phone call and declining an incoming call
To take a phone call: Press the OFF hook switch0 . To put an incoming call on hold: Press the ON hook switch briefly . To decline an incoming call: Press the ON hook switch for more than 1.5 sec ...

Replacing the battery
- Do not let dust, oil or water get on or in the transmitter when replacing the battery. - Be careful not to damage the printed circuit board in the transmitter when replacing the battery ...