The CP/TX wall mount transmitter is part of the ClearPath Radio Control Push Plate Switch Activation System that provides the most reliable wireless activation of automatic doors available. The CP/TX transmitter comes prewired and installed with battery in a surface mount box making installation quick and easy. Utilizes proprietary High Definition Radio Control (HDRC) for unsurpassed signal transmission clarity. The CP/RX accepts three different frequencies, HDRC, 300 MHz and 390 MHz. If interference is encountered on one frequency, simply switch to one of the other frequencies to solve the problem. The CP/TX can also be used interchangeably with other manufacturer's products that operate on its frequencies as well. SignalLock guarantees signal transmission when push plate switch is pressed. Power saving circuitry extends battery life. Integrated signal radiating antenna boosts signal strength. Transmitter and battery are factory prewired and installed in mounting box.