1.USB 2.0 card reader 2.multi card reader 3.logo print is available 4.low price ,high quality , ... up to 20M/S,required for high-speed flash memory card 20M/S. 2.Plug and play,supports hot swap 3 ... TF(Micro SD),M2-free card set 5. Product dimension: 70*13*3mm Type:SD Card, XD Card, MMC Card, Memory Stick Card, SM Card, CF Card