2in1 USB 2.0 Micro USB OTG SD T-Flash Card Reader for Cell Phone and PC and Tablet. Small gadget but is powerful and support for computer and OTG mobile phone. Features: Support for SD/ T-Flash card USB interface: Micro usb/usb Card Reader: SD/micro SD card & SD/ T-Flash card slot Easy plug and play installation device, no external power needed Read and write LED flash light Transfer Rate: USB2.0, 480Mb/s Approx Size : 55 x 16x 10 mm 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 4.0 B. microSD / microSDHC / microSDXC Support smartphone and tablet PC with OTG function and micro USB port Color: Green / White / Blue Compatible List: Support Samsung Galaxy SII I9100，I9103，I9220，SIII 9300, note II 7100, HTC NEW ONE, HTC Butterfly,Sony Xperia Z Support PC with USB Package Content: 1x OTG SD Card Reader (Note : Photo attached is for reference only, it may be slightly varied in items of colour, shape from the actual item delivered from time to time)