Operating System: MS Windows XP, MS Windows 7, MS Windows Vista
Included Accessories: Carrying case, 2 AAA batteries, wireless receiver
Compatible with Windows 7: "Compatible with Windows 7" software and devices carry Microsoft’s assurance that these products have passed tests for compatibility and reliability with 32-bit and 64-bit Windows 7.
Battery: Standard battery - AAA type
Included Qty: 2
Service & Support: 3 years warranty
Service & Support Details: Limited warranty - 3 years