Retevis DMR Radio RT80 Features
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Retevis RT80
How to turn off/on transmit /receive sound on RT80 walkie talkie?
Some of Retevis walkie tlakie have the “Talk Permit Tone” and “Hang Over Tone” function.
So what is the “Talk Permit Tone” and “Hang Over Tone” function?
How to turn off/on transmit /receive sound on RT80 walkie talkie? Read More »
