This stylish desktop set with spill-resistant design, comprising a keyboard and a mouse, transmits using Rapoo\'s multi-mode wireless connection - via a reliable 2. 4 GHz wireless transmission, Bluetooth 3. 0 or Bluetooth 5. 0 (Smart) - enabling you to connect simultaneously to multiple devices and switch (pair automatically) among them. The classic look, available in black or white, enhances the look of any desktop. The keyboard features multimedia keys for quick access and convenience. The mouse in this set boasts an adjustable 1600 DPI HD sensor for a smooth and accurate pointer control. To top it off, 8210M offers a continuous use of up to 12 months (keyboard) and up to 9 months (mouse), plus a power button. Multi-Mode Wireless Connection Interference-free wireless options: The smart switch between Bluetooth 3. 0, 5. 0 and 2. 4 GHz ensures stable wireless transmission with up to 10 meters range and 360? coverage. You can still use your keyboard regardless of USB port shortage or the loss of receiver. Instant switch among multiple connected devices in one click (Automatic pairing) Connect to all your devices: 8210M automatically pairs the working device. It simultaneously connects to multiple devices, and easily switches among them in a click of a button. It simplifies activities across devices and meets multi-tasking requirements. Adjustable 1600 DPI HD Sensor As sensitive as you want: The mouse\'s optical HD sensor resolution can be toggled between 600DPI (for maximum precision) and 1600DPI (for maximum speed) at the press of a button. Spill-Resistant resign Drinks allowed on your desktop: The design protects the 8210M keyboard against splash damage and is available in black or white.