1.Display
2.Up / Down / Menu / Redial / Volume
3.Delete/Mute key
Press to delete digits or letters in the display.
During a call press to stop your caller from hearing you.
4.Talk/End call key - Press to receive, make and end calls.
5.Phone book - Press to open the phone book.
6.Keypad with alphanumeric keys
7.#/ Keypad lock key - Press to enter a hash Press and hold to lock/unlock the keypad.
8.INT/OK key - Press to make internal calls. Confirm menu options.
9.Handsfree (speakerphone) key
Press to hear your calls on the handset loudspeaker.
10.Hold/Transfer key - Put external callers on hold, transfer an incoming caller to another handset.
11.Call log - Press an d hold to view the call log memory.
12.Microphone
13.Volume down
14.Menu key - Press to open the answering machine menu.
15.Volume up (+) - Increase loudspeaker volume.
16.Page (Find Handset) key
Press to locate a missing handset/page all handsets registered to the base.
17.Record/Memo key
Use to record your outgoing message or memo.
18.Mailbox indicators
Flash when new messages are stored.The display shows the number of messages.
19.Delete key - Use to delete messages/memos.
20.Next key - During message playback, press to skip forward to the next message.
21.Play
22.Stop - Stops message playback. Ends recording.
23.Replay/previous key
During message playback, press to replay the current message or press twice to play the previous message.
24.Charging indicator
Illuminates when the handset is charging in the base station.
25.Call indicator
Flashes when you have incoming calls.