RX-TK802 wireless 5-way intercom system is a electricity maintenance fled command communication device, is composed of multiple wireless headphones, the working principle: users wear wireless headphones，voice transmission between users ， set up long distance communication system by the wireless, so that several users can talk like face to face. So that the operator no longer bound by the build space and distance, to achieve work in the effective area coordination and command scheduling needs.

Wireless intercom system is a small volume, and wear convenient and cheaper. Each group of machines must on the code when the first use, do not use the code again when the operation. Power on the talk, many uses can communicate free, there are many people who can talk freely at the same time, no operation, this makes the work more efficient and safe. Worker can give an order and send messages at any time. Partners can respond in a timely manner. It is best match on live talk。