Features:1. Mute， Silent Click & Noiseless.2. No sound disturb to others3. rechargable and wireless4. Bluetooth 3.0， fast transferring speed5. High sensitivity with adjustable DPI6. Ergonomics design7. Compatible with Mac OS， Windows， Android System8. Work well with Macs， Android Phone and tablet， Notebooks， Surface book.Description:This Bluetooth 3.0 Mouse is compatible with Bluetooth 2.0 and 4.0， no need to worry about the compatible with your devices. Embedded battery inside provides the long time service life， and it is rechargeable just through USB port. The best thing of this product is nearly mute click， noiseless won��t disturb your roommates when you plan PC games. What��s more， the adjustable DPI can fully meet your requirement on sensitivity of game playing or work processing