1)Operating System Support (Windows Me/2000/XP/WINDOWS VISTA / WindowsReadyBoost or MAC OS 8.6,9. X and above, WINDOWS 98 needs driver)2)Memory Card Support: xd / xd-m / xd-h3) USB port without external power supply4)high-speed USB2.0 interface5)There are LED lights can be displayed to read and write conditions, hot-swappable, no card, LED lights turned off, when has cards, LEDLong bright lights. Upload, download and read the data, LED lights flashing. The default LED light is red.

SD card reader