The Pro version of the M64 Wireless brings you incredible speed and extremely low click latency thanks to its 8000 Hz technology. Evolving from the best-selling M4 mouse, the M64 series introduces a reinvented ergonomic design for even better grip and control, lower weight and higher performance. Get ready for the next level. 8000 HZ. 8 times every millisecond. By sending up to 8 times more data than a standard 1000 Hz gaming mouse, the M64 Pro Wireless makes your cursor movements more accurate on high refresh rate monitors, and enables your computer to respond faster to every click. This mouse offers one of the lowest click latencies in the world.