Via built in sensors, the NAOS QG tracks your heart rate, galvanic skin response and actions per minute. This data appears as a transparent overlay on your screen.Just like athletes gather and analyze data, we want to do the same for gamers. Provide you with deep insights. Enable you to understand your reactions and optimize your gaming!The Naos QG uses the PMW-3360 optical sensor that has a superb accuracy, smooth tracking, and a maximum speed of 7.6m/sec (250 IPS) all the way up to 12000 DPI.The software is complemented by an in-game overlay that shows heart rate and relevant data during games. This makes the Naos QG a unique tool for streamers and gamers.This is a close-up on the sensors that measure your heart rate and GSR. They are expertly crafted inside the mouse and will not bother your comfortable grip on the classic NAOS shape.