Retevis RT85 User Manual

2 TONE Operation
2 Tone encode
Input: the frequency of first tone and second tone
Note: the frequency between of the first tone and second tone should not too similar to avoid the decoding is wrong.
2 Tone decode
Decode Format: the combination of decode, for example: A-B, you should make sure the frequency of first tone is A, and
second tone is B. Other combination is similar.
5 Tone Operation
5 Tone encode
The write way is same with the DTMF.
5 Tone decode
Function: The function will be achieved when the radio receives the corresponding code.
Select: Turn on squelch
Stun/kill: same with DTMF
Wake: release the state of stun/kill
GUARANTEE
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Retevis RT85 Specifications

General

Output Power	5W
Battery Capacity	1400mAh
Operating Temperature	-20°C to +60°C
Antenna Impedance	50Ω
Waterproof Rating	IP67
Frequency Range	UHF 400-480 MHz
Operating Voltage	7.4V
Dimensions	120 x 55 x 35mm