2.4GHz wireless technology provides powerful and reliable wireless connection, effectively avoids delay and signal loss, the transmission distance up to 10m even in a busy wireless environment. The Nano receiver provides reliable wireless connection, plug and play. New generation optical sensor, comfortable control, accurate tracking, suitable for most surfaces. Full-size keyboard is designed in compact structure, for comfortability, convenience and durability. Ergonomic design, the palm and finger naturally fit the mouse, comfortable feel. Wide palm rest, silent keys provide comfortable typing experience. Anti-splash design, no need to worry about accidental splash damage to your keyboard.