LIGHTSPEED Wireless: With pro-grade USB wireless performance, LIGHTSPEED provides a rock-solid and super-fast 1 ms report rate connection, without the drag and distraction of a cord Hero 16K Sensor: Pro Wireless Logitech G gaming mouse has the latest version of the Hero sensor; the most accurate, high performing and efficient gaming sensor yet, exceeding 400 IPS and delivering 16000 DPI tracking