4 Favorites buttons / Quick & easy setup / MacroPower / SimpleSound / Fully backlit buttons for easy access in dark rooms / Replaces up to 7 remotes The 7-Component Pre-Programmed Learning Remote sends IR (infrared) commands to all Home Theater A/V equipment and can replace up to 7 different remote controls. # With MacroPower, you can program it to turn up to 7 components ON/OFF with the press of one button. The SimpleSound feature gives you total volume control over all the components in your system, even those that do not have their own built-in volume control, such as TiVo, DVD and VCR. The Backlit buttons make it easy to see in dark rooms, and an easy to follow DVD Guide that can help you set up your new remote control is also included. Replaces up to 7 remote controls # MacroPower, press one button, turns on components # Dynamic SimpleSound technology # Thousands of built-in pre-programmed codes # Retains Programming for up to 10 years, without Batteries # Backlit buttons & display # Learning Capabilities: 160 IR commands at standard frequencies (15kHz to 100kHz) # Macro Capabilities: 9 macro buttons (up to 20 steps each) # Memory 64KB (Non-Volatile Flash Memory) # Range IR (infrared): 30-50 feet (approximate range will vary depending upon operational and environmental conditions) # Power Supply: AA x 2 (included) # Unit Dimensions: 8 3/4" Lx 2 1/8" W x 1 1/8" H; Weight: 6.4 oz. (with batteries)