Kensington Pro Fit Ergo Wireless Keyboard and Mouse Grey

Split and sloped keyboard with adjustable reverse tilt positions hands, wrists, and forearms for comfort and neutral alignment. Ergonomist-approved design positions your hand for improved comfort. Built-in wrist rest supports, cushions and cradles the wrists. Dual wireless with 128-bit AES encryption security delivers the flexibility of 2.4 GHz and Bluetooth 4.0 LE, with government-grade encryption. Quiet clicking means typing and mousing is smooth, easy, and non-disruptive. Spill-proof keys make clean-up fast and easy. Five mouse buttons (including forward and back) enhance navigation and productivity. Three-mode power-saving switch allows you to toggle between 2.4GHz, Bluetooth, and Off for best battery life.