Your headset, Headset controls, Talk time – Plantronics CS540 User Manual
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Now that you’ve configured your headset and connected your desk phone,
read this section to learn about the headset features, how to use the
controls and more.
Headset controls
3
2
1
1 Volume/mute button
Increase the volume
Decrease the volume
Mute/unmute a call
This table describes the volume controls if you wear the headset on the
right. The volume controls are opposite if you wear it on the left.
Press the volume button up.
Press the volume button down.
To mute/unmute the headset, press the volume/mute button in.
2 Call button
Place, answer, end a call
Briefly press the call button.
3 Headset LED
Flashes white when in use.
IMPORTANT
For your safety, do not use headset at high volumes for extended periods of
time. Doing so can cause hearing loss. Always listen at moderate levels. For more
information on headsets and hearing visit:
plantronics.com/healthandsafety
.
Talk time
With a single full charge, the CS540A will provide up to 6 hours of talk time. Talk time will
be reduced when operating in wideband mode or if the headset is used consistently at a far
distance from the base.
Your headset