The Model 735 Radio Teleconnect patches simplex, half and full-duplex radio systems to the telephone network. Calls from radio to telephone are made using DTMF keypads or microphones fitted to the radios. Calls from the telephone system to radio are made by calling over an open radio channel, or by selectively calling individual radios using 5-tone, 2-tone or DTMF signaling. CE Approved. Optional voice prompts, call logging.
 
*Model 735 is designed primarily for European telephone standards*