Feature list: High
quality voice communication with noise
cancellation; Comfortable and durable
headset; FSK/DTMF caller ID
display,automatic
checking; *0
Groups *6 digits incoming number memories; 5
Groups *6 digits outgoing number memories; *2
digits pre-dial and edit; LED
in-use indication, blinks when ringing and lights when
calling; Tone/Pulse dialing mode
choice; Headset speaker volume
control; Ringer volume hi-low-off
adjustable; Easy
installation with power save function, working when connect to the
PSTN, ; Provide GD**0 headset.
