Plantronics Blackwire C720 - Manual (Page 7)

7
Inline controls
Mobile talk button Can be used to answer or end a call directly from the headset with a
single press. LED will rapid flash blue when a call is coming in and slow
flash blue when on a call. Can be used to manually turn on or off the
Bluetooth radio with very long press; Bluetooth status will stay in last
known state.
PC talk button Can be used to answer or end a call directly from the headset with a
single press. LED will rapid flash green when a call is incoming and slow
flash green when on a call. Can also be used to put a caller on hold with
medium press.
Volume Volume up and down are available by pushing the bar up and down.
Mute A single press of the mute button will mute the microphone. A red LED
will be on when you are muted. Pressing this button again will take the
microphone off mute.
CAUTION For your safety, do not use the 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 .
Using your headset