The Digital Concepts SB 2.0 21-in-1 Card Reader/Writer Works with CompactFlash(R), SmartMedia(R), MultiMediaCard(TM), xD-Picture Card(TM), Memory Stick MagicGate(TM), Secure Digital Card(TM), Memory Stick(R) and IBM Microdrive. It is PC and Mac compatible and uses a simpe USB connection.