Propel (5 Pack) PM107 3-Button USB Wired Optical Mouse 5 x Propel PM107 3-Button USB Wired 1000-dpi Optical Mouse Smooth, precise, full-size comfort and affordable USB-Connected 3-button optical mouse (Left-handed and Right-handed Mouse) High-definition (1000 dpi) optical tracking enables responsive cursor control for precise tracking and easy text selection The 3-button wired mouse with (1.5 meter) cable and measures 4.52 x 2.36 x 1.38 inches Works with Windows 2000, XP, Vista, 7 , 8, 8.1 and Mac OS X (PC or Mac Compatible)