- Option volume talk down press 1
- Option volume talk zero press 2
- Option volume talk up press 3
- Option volume listen down press 4
- Option volume listen zero press 5
- Option volume listen up press 6
- Option energy down press 7
- Option energy equ press 8
- Option energy up press 9
- Option mute press 0
- Option deaf mute press *
- Option hangup press #