Spesification Sunplus 199 Dimensions approx:126*68*39mm Number of keys 6 buttons Cable length approx:1.80m Resolution Up to 6400DPI Maximum frame rate 6666 fps Maximum acceleration 20 g Maximal tracking speed 60 ips Maximum polling rate 125-250-500-1000 Hz (500) Current conmsumption max.100mA Wired Braided with USB Gold plated and magnetic ring