Supporting card: A: CF/CFII/Ultra CF/MD B: SD / Mini-SD / SDC C:MMC / MMCII / Ultra MMC / RS-MMC D: XD E: MS / MS-MG F:T-Flash *USB 2.0 SD TF CF XD MS MMC Memory Card Reader *Supports system: casement 98/ 98SE/ME, casement 2K/XP *View and edit images and other files directly on the card reader *Up to 480 Mb (480 Mb/s) data transfer rate per second and up to 12 Mbps transmission bandwidth *Plug and play, supporting hot swap *Portable, easy to use *USB2.0, compatible with USB1.1 *USB interface, no external power supply required *There are LED lights to display read and write status *Repeatable reading and erasing: CF type I/II, CF-Ultra II, CF-Extreme, MicroDrive, Memory Stick, Memory Stick Pro,MS(MG),MS Pro (MG), HS MS Pro (MG), MS Pro Ultra, MS Rom, Secure Digital,SD-Ultra II, Mini Secure Digital, Multi-Media Card, Mini SD,RE-MMC, HS-MMC, T-Flash, X-card, SMC and more