Features. 2.4GHz digital wireless transmission, operation distance is up to 10m. Mini smart USB receiver, auto connection, plug play and no need to pair. Colorful lights provide you a fancy gaming atmosphere with switch at the bottom to control the light and mouse on/off. Ergonomic design and low noise, more comfortable, better use Suitable for various terminal equipment, such as laptop, desktop, smart TV, etc. Specifications: Color: Black. 3 Adjustable DPI Gears 1000DPI1200DPI1600DPI. Speed 2.4GHz. Operation Method Optoelectronic. Keys Number 4. Wireless Frequency 2.4GHz