Kensington Comfort Type USB Keyboard for Desktop PCs, Laptops, Netbooks(KMW64338) Kensington Edge: Comfort Type angled keys for comfortable, relaxed wrist position and light action for easy touch typing Standard size uses less desk space than split-style keyboards Unmatched satisfaction guarantee--five-year warranty, toll-free technical support, and 90-day no-risk trial Stylish black keyboard with 104 keys, USB connected Compatibility: Mac OS 10.9, Mac OS X 10.10, Mac OS X 10.11, Windows 10, Windows 7, Windows 8, XP Connectivity: Wired ; Black keyboard with 104-key layout