Wireless Technology – Works up to a wireless range of 30 feet. Operates on 12 different channels, each with 65,536 unique IDs. Full-size Desktop – The full-size keyboard provides a better typing experience. Ergonomic Contour Design – Minimizes twisting of the forearm muscles and pain associated with carpal tunnel syndrome. Split-Key Design – Promotes the natural positioning of hands, wrists, and forearms for maximum comfort. Integrated Palm Rest – Keeps your wrists in the most comfortable position. Built-in Touchpad – Offers complete mouse control with less muscle movement for maximum comfort. Multimedia Hotkeys – Allow easy access to some of the most commonly used functions. Membrane Switches – Lifecycle of 5 million keystrokes for a quiet and fast typing experience. Automatic Sleep Mode and On/Off Switch – Maximizes battery life up to 6 months. Wireless Receiver – Compact and convenient for connecting to your laptop or tablet.