Multi-mode Wireless Keyboard & Mouse Combo • Connect via Bluetooth 3.0, 4.0 and 2.4 GHz • Connect simultaneously to multiple devices • 1300 DPI tracking engine • Precision on nearly every surface • Silent click • Fn multimedia hotkeys • Spill-resistant keyboard design • Compatible with Windows® and Mac® • Up to 12 (keyboard) and 9 (mouse) months battery life