Plantronics Discovery 645 - Manual (Page 10)

10
USING YOUR HEADSET
ADDITIONAL FEATURES
Redialing Last Number
To activate last number redial, double
click the call control button. You will
hear a high tone for each key press.
Power Saving Mode
Power saving mode temporarily
disables the digital signal processing
(DSP) feature of the Discovery 645 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 the call
control button for 2 seconds to
activate the 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 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.
Switching a Call From Headset to Phone
To switch an active call from your
headset to your phone, press the call
control button for 2 seconds.
MOVING OUT OF RANGE
As the headset moves more than 33' away from the Bluetooth device:
• 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.