1,micro sd card adapter 2.Support :TF / Micro SD,WINDOWS 98 /ME/2000/ ... 3,USB2.0version 4.OEM welcome micro SD card adapter with pvc boxUSB 2.0 Card readerHigh Speed USB2.0, Compliance with USB ... bus power Supply ,No external power supply requiredSupport high speed card, Slim size ,easy for carryTransfer files between your computer and ...