Gaming mouse A4tech Oscar XL-750BK, Black

Built-in memory: 16 KB (Stores custom macros)
Oscar Mouse Editor: macro application (download from www.a4tech.com)
Acceleration: 20 G/sec
IPS speed: 45 inches/sec
Response time: 125-250-500-1000 Hz (1 ms)
Key response time: 3 ms
Sensitivity: 100~3600 DPI (5 levels selectable)
Default sensitivity: 400-800-1200-1600-2000-3600 DPI
System requirements: Windows XP / Vista / Windows 7 / 8 / 8.1 / 10
Weight: 140g (with cable), 101g (without cable)