Model Number: RD-M710 Brand Name: Rider Key Specifications/Special Features: Ports: IBM's PS/2 or USBPacking: small color boxOS requirements: Microsoft's Windows 98, 2000, Me, XP and7Various colorful shells are availableAll trademarks shown here are for reference purposesonly. They are the property of their respective owners, and we arenot authorized to sell items bearing such trademarks.