Plantronics EXPLORER 300 - Manual (Page 8)

8
USING YOUR HEADSET
ADJUSTING THE VOLUME
ANSWERING/ENDING/MAKING CALLS
Briefly push up or down on the call control button for incremental volume steps.
You will hear two tones (high tone followed by low tone) at the volume limit.
WARNING For your comfort, health, and safety, do not exceed moderate
listening levels.
For best performance, position your mobile phone on the same side of your body
as the headset.
To answer or end a call, briefly press the call control button.
To make a call, enter number on your phone, press send, and the call is
automatically transferred to headset; no need to press call control button.