Astrum MU080 Wired USB Optical Mouse A82008-B Astrum MU080 3 buttons wired optical USB mouse. 1200 DPI high optical resolution plug and play USB mouse ergonomic designed for comfort to wrist and hand, perfect for laptops & desktops. 3 Button Wired Optical Mouse 1200dpi Precise optical engine Left / Right-hand ergonomic design Easy scroll wheel 5M long wire