The Razer Viper Mini is an ultra-lightweight gaming mouse that debuted ... benefits from a Focus Pro 30K Optical Sensor. The included low-latency HyperPolling wireless dongle and maximum 8000 ...

It come with a USB mini receiver that can be plugged ... with a reception range of 10 meters. Lenovo 300 Wireless Compact Mouse,1000 DPI Optical sensor, 2.4GHz Wireless Nano USB, 10m range ...