BB4 USB 2.0 + Micro USB OTG SD T-Flash Adapter for Cell Phone PC Card Reader(Black)

-USB interface: Micro usb/usb-Card Reader: SD/micro SD card-With SD/ T-Flash card slot-Support for SD/ T-Flash card-Easy plug and play installation device, no external power needed-Read and write LED flash light-Transfer Rate: USB2.0, 480Mb/s-Operation Voltage: 2.7v - 3.6v DC from USB port-Dimention: Approx. 55 x 16x 10 mm / 2.2 x 0.6 x 0.4 inch-Support for charging while connected to charger-Operating System: Android 2.3 or above, as the HOST interfaces, support smart phones and tablet with OTG function.-PC Operating Systems: Windows 2000,2003, XP, Vista, 7, Mac 10.45 above and Linux 2.4 or above.-Support Memory Card:A) SD / SDHC / SDXC / EXTREME SD / EXTREME II SD / EXTREME III SD/ ULTRA SD / ULTRA II SD / ULTRA II SD P PLUS /SD-ULTRAX /ULTRA SPEED SD / SD PRO / SD ELITE PRO / HS SD / MMC / MMC 4.0B). microSD / microSDHC / microSDXCSupport Samsung Galaxy SII I9100，I9103，I9220，SIII 9300, note II 7100, HTC NEW ONE,HTC Butterfly,-Support smartphone and tablet PC with OTG function and micro USB port