XTRR501
If you want to control X10 modules with a wireless controller, plug in the X10 RR501 Wireless Base Transceiver Module. Unlike the TM751 transceiver, this RR501 model responds to both X10 and RF signals (not just RF), giving you versatile control over the transceiver's built-in appliance module, as well as your other X10 modules.
The RR501 transceiver module picks up radio frequency (RF) signals from X10 wireless remotes and then converts those signals into X10 commands, which are sent over your power lines. In addition to signaling other X10 receivers, the Base Transceiver Module provides a built-in appliance module, which responds to