MODEL- 931735 VENDOR- LOGITECH INC FEATURES- Labtec Wireless Optical Mouse 800- Black & Silver Freedom soft touch comfort and performance. 800 dpi Optical Accuracy for smooth tracking.* 4-way scroll wheel 2 side buttons for web back/forward easily customizable.* Wireless couldn't be easier includes low-battery indicator.* Comfortable shape and texture for either hand. -- SPECIFICATIONs ------------------------------------CONNECTORs - USB or PS/2 portREQUIREMENTS - IBM PC compatible Available PS/2 or USB port Windows 98/ME/2000/XP CD-ROM drive