like that of the device.
When you use the PTT button on the earpiece, you must also use the
microphone on the earpiece to talk.
4.15 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 signals, and
the device is automatically re-activated as soon as a signal is detected.
4.16 Built-in Flashlight
Your device has a built-in flashlight that can be used for sending light
signals or for lighting needs.
4.17 Lock & Unlock the device
Press and hold the MENU button for 3 seconds to lock/unlock the device.
4.18 Reset the device
Power off the device first; then press & hold on the Power button and PTT
button together 3 seconds, the device will be reset in Channel NO.1.
5. Technical Specifications
Frequency
462/467MHZ (customized)
Channel number
8/22 channels (Optional)
Sub-code
CTCSS 38
Transmission Power ≤0.5Watts
Range
Up to 4 miles in open field
Modulation type
FM-F3E
Channel spacing
12.5 KHZ (Narrow band)
6. Channel and Frequency (MHz)
USA (22CHS)
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
Europe (8CHS)
Ch. Frequency
Ch. Frequency
Ch. Frequency