Inphic A1 6 Keys 100012001600 DPI Home Gaming Wireless Mechanical Mouse, Colour: Gray Wireless+Bluetooth 4.0+Bluetooth 5.0 Features: 1. Mute button, rubber roller: the left and right buttons use bass micro switches 2. Ergonomics, skin-like coating: the large mouse tail and flanks finger rests can effectively reduce the pressure on the trigger button, and it is not easy to cause fatigue 3.2.4G wireless connection 4. Optical tracking technology, fast operation, no light at the bottom Parameter: 1. Resolution: 1200-4000DPI 2. Size: 120x76.5x40mm 3. Weight: 95g 4. Connection method: USB wireless receiver 5. Resolution: 100012001600 DPI 6. Transmission distance: 10 meters 7. Operating system: WIN XP and above series, system suitable for universal mouse 8. Battery capacity: 500mah 9. Battery voltage: 3.7v 10. Working current: less than or equal to 100mA 11. Wireless carrier frequency: 2402-2480MHz 12. Tracking system: optical 13. Packing list: mouse, packaging, manual, charging cable