The Comfort Curve Keyboard 3000 is ergonomist approved and helps provide a more natural wrist position that just feels right from the first time you use it. The slim, glossy design saves space and makes a statement on your desktop All the keys are the same size and in a familiar place, even with the Comfort Curve The slim, glossy design saves space and makes a statement on your desktop Easy-Access Media Keys: Control your music and videos, and open the Calculator with the touch of a key System Requirements: Microsoft Windows XP, Microsoft Windows 7, Microsoft Windows Vista Connection: 2 USB 1.5m cables included Mouse: wired Warranty: 3 years Keyboard Dimensions (WxDxH): 470x175x33mm Keyboard Weight: 0.6kg Classically designed wireless keyboard, with a pillow-textured palm rest for support and comfort Mouse: wireless, full-size, enhanced side grips, four-way scrolling and BlueTrack technology Advanced Encryption Standard (AES), which can help protect your personal and business information by encrypting what you type Taskbar Favorites: easily access programs in the taskbar with convenient keyboard hot keys; the keys automatically adapt to the new location of applications that have been rearranged by dragging. Windows Start Button: simply press the Windows start button to launch the start menu. LED Battery life indicator System Requirements: 100MB disk space; Microsoft Windows XP, Microsoft Windows 7, Microsoft Windows Vista, MacOS X 10.4.x - 10.6.x Supplied with: USB Port, CD-Rom, software includes Microsoft IntelliPoint v8.0 and Microsoft IntelliType Pro v8.0 Warranty: 3 years Keyboard Dimensions (WxD): 447x185mm Mouse Dimensions (WxD): 67.9x116.1mm