USB 2.0 OTG Card reader
Model no.: SCRM068
USB 2.0 OTG Card reader

Support USB 2.0,compatible USB 1.1

Support card:SD/SDHC/SDXC/Mini/Micro SD/ Micro SDHC/T-Flash
Need adapter:MMC Micro/RS-MMC/HS RS MMC
Suitable all USB devices with OTG function 

Working voltage: 5V (USB port supplies power)

OS: Windows XP/Vista/7, Mac OS 9.1 or above