Dell Multi-Device Wireless Keyboard & Mouse Combo US English - KM7120W - Scissors Wireless Bluetooth/RF 5.0 2.40 GHz Keyboard - Keyboard/Keypad Color: Titan Gray - Wireless Bluetooth/RF - Optical - 1600 dpi - Tilt Wheel - Pointing Device Color: Titan Gray - AA - Compatible with Notebook, Desktop Computer for PC, Mac