There is a small “PTT” button on the earpiece that has the same function as the
PTT button on the device.
When you use the PTT button from the earpiece, you must also use the
microphone from the earpiece to talk.
Note: Do not connect other earpieces, it may damage your device.
15, Battery saving function
When the device has not been used for 6 seconds, the economy mode is
automatically activated. This does not affect the reception of transmission and
the stand by mode is automatically re-activated as soon as a signal is detected.
16, Built-in Flash light
Your device has a built-in flash light that can be used in sending light signals or
for our lighting needs.
17, Lock & Unlock the device
Press and hold MENU button for 3 seconds to lock the device.
Press and hold MENU button for 3 seconds to unlock the device.
18, Technical specifications
Frequency 462MHZ
Channel number 22 channels
Sub-code CTCSS 38
Transmission Power
≤
0.5W
Range Up to 6 Km in open field
Modulation type FM-F3E
Channel spacing 12.5 KHz (Narrow band)
Channel and Frequency (MHz)
USA(22CH)
Ch. Frequency Ch. Frequency Ch. Frequency
Ch. Frequency
1 462.5625
2 462.5875
3 462.6125
4 462.6375
5 462.6625
6 462.6875
7 462.7125
8 467.5625
9 467.5875
10 467.6125
11 467.6375
12 467.6625
13 467.6875
14 467.7125
15 462.5500
16 462.5750
17 462.6000
18 462.6250
19 462.6500
20 462.6750
21 462.7000
22 462.7250
