ProMaster USB 2.0 Pocket Card Reader for Secure Digital / MultiMedia Card Easy to use.Drag and drop files between your memory card and your computer. Fast file transfers. Up to 45 times faster than a serial connection.	 Compact and portable. Perfect for laptop users. Plugs directly into your USB port or use the supplied extension cable. Compatible with both PC and MAC. Extends your battery life. Get more picture-taking time because your camera's battery is used to take pictures, not download images. System Requirements: Computer with USB Port Windows 98SE, ME, 2000, XP, Vista or MAC OS 9.X, 10.1.2 or higher CD-ROM Drive