Adjusting call volume, Muting the microphone – Handspring Treo 300 User Manual
To end a call, do any of the following:
Close the lid (if the headset is not attached).
Press the button on the headset (if it is attached).
Pressing the power button while a call is active puts your phone into
sleep mode. It does not end the call.
Adjusting call volume
You can adjust the volume level from the Active Call view when a call is
To adjust the call volume, do one of the following:
Roll the rocker switch up, or press the top scroll button, to increase
Roll the rocker switch down, or press the bottom scroll button, to
decrease the volume.
Muting the microphone
You can mute the microphone from the Active Call view when a call is in
progress. When mute is enabled, the person on the other end of the
phone call cannot hear you. This is particularly useful if you need to
cough, sneeze, or say something you don’t want the other person to hear.
To toggle mute on and off, do one of the following:
Tap Mute to toggle