Genius SlimStar 8230 Combo SlimStar 8230, Genius Black Wireless BT keyboard and mouse combo-Dual mode with Bluetooth and 2.4Ghz Wireless Bluetooth keyboard and mouse combo Bluetooth 5.3 and 2.4GHz technology Bluetooth slim multimedia keyboard Bluetooth mouse Connect up to 3 devices simultaneously; two Bluetooth, one 2.4GHz wireless frequency - Bluetooth5.3 or 2.4GHz Multi-Device - Connect to 3 devices(two Bluetooth - one 2.4GHz) Keycap type - Chocolate Mouse Number of buttons - 3 (Left, right, middle button with scroll) Sensor - Optical Resolution (DPI) - 1200 KB: 441 x 140.8 x 30.8 Approx. KB: 452 g, M: 53 g (with receiver)