I think it is Radio over IP since a handie talkie is just a transceiver broadcasting a signal in half-duplex. I think a handie talkie may be even simpler in tha

I think it is Radio over IP since a handie talkie is just a transceiver broadcasting a signal in half-duplex. I think a handie talkie may be even simpler in that it is broadcasting simplex. https://en.wikipedia.org/wiki/Simplex_communication https://en.wikipedia.org/wiki/Simplex_communication Radio over IP https://en.wikipedia.org/wiki/Radio_over_IP https://en.wikipedia.org/wiki/Radio_over_IP