RPT-2D Two Way Radio Repeater Box for Two Transceivers Station DIY Specialized in Two-Way Radio, Mobile Transceiver, Radio Accessories, Shortwave Radio, FM Transmitter, Oscilloscope

Here's a story that I read:




The frequency of most of the handheld walkie-talkie on the market is 400-470MHz, and the max output power is 5W which the effective talking range is about 5-8KM(only in wide-open area).


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