User Guide

8
4) Click "Optional Features" under "Edit", a page of "Optional Features" will pop
up, you can adjust the limited parameters (VOX Function, Squelch, Backlit, DTMF,
FM Radio, Voice Prompt, Scanning, VFO Mode, etc.).
A.Basic Setting
Name
Meaning
Settings
Description
TOT(Time
Out)
Transmission
time-out timer
15-600(s)
This feature provides a limits transmission
time to a programmed value. This will
promote battery conservation by not
allowing you to make excessively long-time
transmissions and in the event of a stuck
PTT switch, it can prevent interference to
other users as well as battery depletion.
Squelch Level
0-9
Mutes the speaker of the transceiver in the
absence of a strong signal. Squelch is either
OFF or 1-9 levels. The higher level, the
stronger the signal must be to in-mute the
speaker.
VOX
Voice operated
TX
0-10
When enabled it is not necessary to push the
[PTT] button on the transceiver. Adjust the
gain level to an appropriate sensitivity to allow
smooth transmission.