Description Specifications Customize DPI Switch Mode 1 500/1000/2000/3000/5000 (adjusted via the buttons of the mouse) Customize DPI Switch Mode 2 DPI can be adjusted freely by ±100 from 100 to 10000 via programming software Polling Rate 125HZ/250HZ/500HZ/1000HZ (Default 500HZ) Buttons 8 buttons (including a rapid fire button) Tracking System Optical Interface USB 2.0 full speed. 3.0 Size 6.3 x 4.3 x 2 inches USB Length 1.8M braided-fiber cable Package List 1 X Redragon M719 Gaming Mouse 1 X User Manual Note: 1. Mac OS system does not support the mouse’s customized (programmable) function as some functions of Mac OS are not open to the public. But the mouse’s normal function can still be used in the Apple computers or Mac OS. 2. No CD software included, please download software from https://www.redragonzone.com/pages/download.