User's Manual

2. Plug the earpiece into the accessory jack of the radio.

3. Press the programmed VOX key to activate the VOX feature.

4. Speak through the microphone on the earpiece to transmit your voice.

Operation Instructions:

1. Press the PTT key on you radio to disable the VOX during its operation, and release

the key to reactivate this function.

2. Press the programmed VOX key to enable/disable the VOX feature, with

corresponding alert tone. When it is enabled, the alert tone sounds once; when it is

disabled, the alert tone sounds twice.

3. The VOX feature will be disabled automatically after the radio is turned off or

programmed.

4. The VOX function will work with a dedicated earpiece.

5. You dealer may set VOX sensitivity or disable the VOX feature through the

programming software. The VOX key will be null once the VOX feature is disabled.

Compandor

With this feature, you can communicate with clear voice in despite of various noises. It can

enable/disable through the programmed keys, or set on a definite channel by your dealer.

When this function is enabled, one beep sounds; when it is disabled, two beeps sound.

Scrambler

This technology can encrypt audio signals, and provide real security for privacy between

communication parties. It can enable/disable through the programmed keys, or set on a

definite channel by your dealer. When this function is enabled, one beep sounds; when it

is disabled, two beeps sound.

Note:

1. If you intend to switch between VOX and PTT functions, unplug the earpiece, toggle

the switch to VOX or PTT and plug the earpiece again.

2. After the above operations are completed, the radio takes approximately 2-3 seconds