Compact, modern four-slot design. Easily transfer files, photos, music or video to or from your computer. Transfer rates up to 480Mbps. Two LED lights indicate power and status. Four card slots accept 21 different card types—a variety of CompactFlash, Secure Digital, MultiMediaCard, SmartMedia, MS and xD cards. Supports data exchange between cards. Fast USB 2.0 performance. Works with Windows® and Mac® operating systems. Manufacturer’s limited one-year warranty.