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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.