dependable multi-mode wireless connectivity: establish a connection using 2.4 GHz, Bluetooth 3.0, or Bluetooth 4.0. Link several devices together. With a single click, switch between connected devices. lightweight, portable, and small keyboard. design of a spill-resistant keyboard. Both Mac® and Windows® are compatible. 1300 optical mouse with DPI. Battery life is up to 12 months for the keyboard and 9 months for the mouse.