Microsoft Wired Desktop 600 - USB Cable - English (North America) - Black - USB Cable - Optical - 800 dpi - 3 Button - Scroll Wheel - QWERTY - Black - Compatible with Computer (PC) Pack

Built-in 3-buttons and scrolling wheel for fast page navigation and handy control over browsers tabs Offers plug and play interface PC USB connectivity for an effortless connection Features optical resolution for silky prominent movement