The Adesso Tru-Form Media 1500 Wireless Ergonomic Keyboard & Mouse offer users two advanced input devices with ergonomic design, multifuctional features and a wireless range of up to 30 feet. The design of this keyboard with splitted key zones and gently sloped shape encourages natural position of hands, wrists, and forearm in maximum comfort for long use. The included wireless laser mouse not just provides comfortable ergonomic design but also equips with a DPI switch for changing resolution (800/ 1200/ 1600) and two Internet navigation buttons.