Cox Custom 4-Device Universal Back-Light Remote Control - URC-8820-MOTO Features full universal control of your home theater including the cable box, TV, DVD/Blu-ray player, VCR, and audio device. Master Power offers the ability to turn-on or off all devices that you use to watch cable television in a single keypress. This feature allows you to lock the volume and mute functions to a specific device. The default setting locks volume controls to the TV. This remote control features a backlit keypad, making it easier to read and use the remote while in a dark setting. Simply press the LIGHT button to light up the keys.