Microsoft Wheel Mouse Optical PS2&USB (Black), 3-Pack

Specification
• Mfr Part Number: N71-00007
• Features:
• Microsoft-proprietary optical technology
• 3x buttons including scroll wheel button
• Standard vertical scroll wheel
• Customizable Buttons
• Interface: USB and PS/2 Compatible
• Imaging Rate: Dynamically adaptable to 9000 frames per second
• X-Y Resolution: 400 points per inch (15.75 points per millimeter)
• Tracking Speed: Upto 20 inches (508 millimeters) per second
• Button Life: Upto 1,000,000 actuations at no more than 4 actuations per second
• Operating Systems: Microsoft Windows XP/ 2000 Professional/ ME/ 98/ NT 4.0; Macintosh Mac OS X versions 8.6~9.x/ 10.1~10.3.x (excludes Mac OS X version 10.0)
• Color: Black
• Cable Length: 72 +6/-0 inch (1830 +150/-0 mm)
• Dimensions (WxLxH): 2.62 x 4.88 x 1.56 inch / 66.6 x 124 x 39.6 mm
• Weight: 4.42 oz / 125 g

* Product descriptions and part numbers are subject to change, and may not reflect manufacturer product changes. Please check the manufacturer's website and use the item's manufacturer part number to find the most up to date product description.