Enjoy simple control over your computer that is connected to your TV with a wireless TV keyboard and touchpad. Small and light: Ideal for the living room Quiet, comfortable keys and a sizable 3-inch touchpad: The perfect keyboard for HTPC. Total Dimensions 5.5 inches tall, 14 inches wide, and 1 inch deep. The touchpad 3 inches tall and 2 inches wide 33 feet (10 meters) range of wireless: guarantees a trouble-free connection in the largest space (the wireless range may differ based on the computer setup and operating environment). Media-friendly, well-known key layout: removes any learning curve and includes arrow keys and volume controls for easy access. Design that is plug and play: A unified receiver makes it easy to set up your TV keyboard. Connection type: Unifying protocol from Logitech 2.4 gigahertz 18 months of battery life: endures for more than a year.