ELAGO Nano Mobile Micro SD Reader-World Smallest (EL-RD-011,White) Compatible with all MicroSD, MicroSDHC cards USB 2.0 compatible, Ultra Portable, World smallest Reader. Compatible with Vista, Mac OS X and XP Easily move photos, video, music and other files between your phone and PC Plug and play into any USB 2.0 or 1.1 port.