17
EN
As a license-free radio operating on the 400-470MHZ frequency band, the
device has 8 available radio channels. If there are many device users near
you, there is a chance that some of the users may be operating on the
same radio channel. When using CTCSS, a low frequency tone (between 67-
250Hz) will be transmitted along with the voice signal. There are 38 available tones
to choose form. You are free to choose one of the 38 available sub-channels. Due
to ltering, these sub-channels will generally not be audible so they will note disturb
the communication. “OF” in the display means: OFF.
7. VOX (Hands free function)
The abbreviation VOX stands for “Voice Operated Exchange“. A walkie talkie with
the VOX mode switched on is sound-activated, that means the transmission only
switches on when a certain noise level is reached. You can set the voice activation
level yourself. Press the MENU button three times, the current VOX setting will ash
on the display and the VOX icon will display, Press UP 5 button to set the VOX sen-
sitivity level between 1 and 3 level (level 3 is the high sensitive level).
Press down 6 button until “OFF” appears on the display to turn VOX OFF.
Press the Call/PTT button to conrm and return to stand-by mode.
In VOX mode, the radio will transmit a signal when it is activated by your voice or
other sound around you. VOX Operation is not recommended if you plan to use your
device in a noisy or windy environment.
Note: VOX mode will be overridden when you press the Call/PTT button.
8. Scanning for an active radio channel
Press and hold the UP 5 button 2 seconds: The “SCAN” function indicator will ap-
pear on the display and the channel will scan continuously from 1 to 8. Once an ac-
tive channel is found, the scanning will stop and you can listen to the transmission.
When the transmission on the found channel stops, the scanning will resume auto-
matically. Note: If you press Call/PTT button while listening to a found channel, the
device will go back to stand-by mode on the found channel.
9. Monitor
Press and hold the DOWN 6 button about 3 seconds to activate monitor.
Release the DOWN 6 button to return to stand by mode.
10. Setting the Call tones
The device has 10 call tones.
Press the MENU button 4 times, “CA” is displayed and on the current call tone.
Press the UP/ DOWN 56 button to change another call tones.
Press the Call/PTT button to conrm and return to stand-by mode.