Dell KM555 Keyboard & Mouse - USB Type A Plunger Wireless Bluetooth/RF 5.1 2.40 GHz Keyboard - French (Canada) - Black - USB Type A Wireless Bluetooth/RF Mouse - Optical - 4020 dpi - 3 Button - Scroll Wheel - BlackDell KM555 Keyboard & Mouse USB Type A Plunger Wireless Bluetooth RF 5. 1 2. 40 GHz Keyboard French (Canada) Black USB Type A Wireless Bluetooth RF Mouse Optical 4020 dpi 3 Button Scroll Wheel Black Back, Play Pause, Mute, Volume Down, Volume Up, Multimedia, CoPilot, Forward, On Off Switch, Change Mode Hot Key(s) Symmetrical AAA, AA Compatible with PC, Mac Retail Box KM555 BLK FRC