FeaturesBluetooth connectivityBattery life: up to 12 monthsOptical mouse4 buttonsUp to 1300 DPIThis stylish Rapoo 9300M Multi-Mode Bluetooth Ultra-Slim Keyboard & Mouse Set looks great on any desk thanks to its elegant, slim design. The keyboard impresses with its ultra-slim 4.9 mm design and its casing made of anodised aluminium. The Fn multimedia buttons provide quick access to all major multimedia functions. The keyboard is very compact, but has large keys, which makes typing much more comfortable. The mouse features an ergonomic design that is suitable for both left and right handed users, as well as an invisible 1300 DPI tracking engine. The 9300M impresses not only in terms of design, but also in terms of connectivity. The desk set sends via Rapoo\'s latest wireless multi-mode connection - using a reliable 2.4 GHz wireless transmission, Bluetooth 3.0 or Bluetooth 4.0 (smart) - and allows you to connect and switch between multiple devices at the same time (automatic pairing).