Razer Abyssus 1800 Gaming Mouse and Goliathus (Speed) Mat Bundle 1800dpi optical sensor, 1000Hz Ultrapolling,Up to 60120 inches per second/15g acceleration Ambidextrous form factor,	3 programmable Hyperesponse buttons PC / Mac with USB port,	Windows 10 / Windows 8 / Windows 7 / Mac OS X (v10.8 - 10.11) Internet connection (for driver installation),100MB of hard disk space