Easily transfer data between your electronic devices' memory cards and your computer with the compact MRWFC1/B1C portable memory card reader/writer. Featuring a high-speed USB 2.0 interface, this reader/writer can be used with both Macintosh® and Windows® computers and includes drive letter recognition software. Supporting popular memory card formats including Memory Stick Micro (M2), microSD™ and microSDHC memory cards, the MRWFC1/B1C gives you full access to the memory cards used in your favorite devices like digital cameras, mobile phones, camcorders, MP3 players and digital picture frames.