GGI CR-SDHC Secure Digital (SD/SDHC) Flash Card Reader with USB 2.0 interface Compatible With Secure Digital and Other Card Types Secure Digital (SD) Card MultiMediaCard (MMC) Mini SD card (adapter required - not included) RS MultiMedia Card (adapter required - not included) T-FLASH card (adapter required - not included) USB Compatible USB 1.1 & USB 2.0 Compatible with transfer rate up to 480 Mbps and supports Hot-swappable, Plug & Play use. The unit also Auto-detects cards when inserted. Small & Compact Small, external design makes it ideal for use in combination with PDAs, Digital Cameras and Laptop Computers USB Powered With low power consumption, the reader is powered by the USB connection, with a LED power indicator.