This advanced wireless mouse, just like its sibling MT750, offers outstanding comfort in an elegant beautiful design. The main feature of multiple connection modes offers the possibility to easily connect and switch between several devices, using Rapoo’s reliable 2.4GHz wireless transmission, Bluetooth 3.0 or Bluetooth 4.0. MT550 also features a fully adjustable high performance optical sensor from 600 to 1600 DPI. To enjoy MT550 for as long as possible, it also offers up to 12 months battery life and a power button. Switch between Bluetooth 3.0, 4.0 and 2.4G The smart switch between Bluetooth 3.0, 4.0 and 2.4G ensures stable wireless transmission. You can still use your mouse regardless of USB port shortage or the loss of receiver. Intelligently switch among multiple devices MT350 intelligently connects to the working device. It simultaneously connects to up to 3 devices, and switches among them with ease. It simplifies complicated cross-platform use and meets multi-tasking requirements. Adjustable real-time DPI button You can adjust 4 DPI values from 600/1000/1300/1600, which is up to 1600DPI. It can meet the accuracy of different screens. 12-month battery life With Rapoo’s energy saving technology and power switch, you can use your mouse without power interruption for up to 12 months.