AUDIO TONES
Audio Tone
Ring tone
Single high tone
High to low tone
Single high tone when
pressing volume button
during a call
Ascending tone
Low tone (repeated every
5 seconds)
Descending tone
Low to high tone
No audio indications;
deteriorating quality
Two tones repeated every
0 sec.
Headset Status
Incoming call
Phone network not available
End call
Volume at minimum or
maximum
Mute enabled
Mute reminder
Mute disabled
Connection confirmation/
voice activation
Out of range
Low battery
5