Plantronics 665 Headphones User Manual


 
10
USING YOUR HEADSET
ADDITIONAL FEATURES
Redialing Last Number
To activate last number redial, double
press the call control button. You will
hear a high tone after each double
key press.
Power Saving Mode
Power saving mode temporarily
disables the digital signal processing
(DSP) feature of the Discovery 655 and
665 headsets to provide a longer talk-
time. To enable power saving mode,
press both the volume up and down
keys at the same time before you
make a call. To re-enable DSP, press
both the volume up and down keys at
the same time. Power saving mode
cannot be turned on while engaged in
a call.
NOTE After you turn off the headset,
DSP will be re-enabled the next time
you turn it on.
Using Voice Dialing
With the headset on, press and hold
the call control button for 2 seconds
to activate voice dialing.
NOTE To use voice activated dialing,
the voice dialing feature must be
enabled on your phone. See your
Bluetooth phone manual for
instructions.
Rejecting a Call
When receiving an incoming call,
press and hold the call control button
for 8 seconds to reject the call.
Switching a Call from Phone to Headset
To switch an active call from your
phone to your headset, briefly press
the call control button for 2 seconds.
Switching a Call from Headset to Phone
To switch an active call from your
headset to your phone, press and hold
the call control button for 2 seconds.
MOVING OUT OF RANGE
As the headset moves more than 33 feet (10 meters) away from the Bluetooth device
or encounters interference:
Audio quality will degrade
A beep will be heard in the headset when the connection drops between headset
and Bluetooth device
When out of range, only the power off function will operate
If any of the above occur, move closer to your
Bluetooth device.