This stylish, ergonomic set looks as good as it feels, with a Comfort Curve Design keyboard and innovative zoom slider. Customizable "My Favorites" Keys provide one-touch access, and the Wireless Optical Mouse with Tilt Wheel allows you to scroll from side to side. Features: Zoom Slider, Comfort Curve Design, Tilt Wheel Technology, Longer Battery Life, Smart Receiver INTERFACE: PS/2 and USB * Unprecedented comfort in a flat keyboard design * Enhanced comfort with a built-in zoom feature * NEW! Zoom Slider, My Favorite Keys & Multimedia Center * Cushioned leather palm rest * Wireless Optical Mouse with Tilt Wheel Technology WIN SYS REQS:- * Pentium 133MHz or higher for Windows 2000 Pro; * 128MB RAM * Pentium 233MHz or higher for Windows XP; * 128MB RAM * 60MB of available hard-disk space; * CD-ROM drive MAC SYS REQS:- * 30MB HDD; CD-ROM drive; * An available USB port * Mac OS 10.1-10.3.X (excluding Mac OS 10.0) Internet Hot Keys are supported for use with:- * Win based PC: MS IE 5.0 or later; MSN Explorer 7.0 or 8.0; Netscape Navigator v6.1, 6.2, 7.0; & AOL v7.0, 8.0, 9.0 * Mac: MS IE for Mac v5.0 or later & Netscape Navigator v6.1, 7.0 Multimedia Hot Keys are supported for use with:- * Win based PC: Versions of MS CD Player, MS Deluxe CD, MS Win Media Player & certain versions of other popular media players & browsers