Black & Decker FWMH Freewire Messenger Hub The Brain of your freewire system On-off signals travel from your freewire remote to the Messenger Hub and then through your home's existing wiring to the receivers to control your lights, small electronics, monitoring cameras and more Lamp Receiver to remotely control any incandescent lamp rated up to 500 watts Works with all freewire components Easy to set up and easy to use