One Button Keypad for use with XPT Base Transmitter
Allows ON/OFF control of One device or group of devices. Available in white or ivory. "Group" of devices refers to multiple X-10 PRO modules set to the same "House" code and "Unit" address.
X10 communicates between transmitters and receivers by sending and receiving signals over the power line wiring. These signals involve short RF bursts which represent digital information.