- Compliant with usb specification revision 2.0
- Data rate High speed 480 mbps, Full speed 12 mbps and lo speed 1.5 mbps

- Card reader support:

CF I/CF II/Extreme III CF/Ultra II CF/HS CF/XS-XS CF/CF Elite Pro/CF Pro/CF Pro II IBM MD/Hitachi MD/Magic Stor/MS/MS Pro/MS Duo/MS Pro Duo/MS MG/ MS MG Pro/MS MG Duo/MS MG Pro Duo/Extreme MS Pro/Extreme III MS Pro/Ultra II MS Pro/HS MS MG Pro/HS MG Pro Duo/HS MS Pro/HS MS Pro Duo/MS Rom/MS Select/SD/Mini SD/HS Mini SD/Extreme SD/Extreme III SD/Ultra II SD/SD-Ultra-X/Ultra speed SD/SD Pro/SD Elite Pro/HS SD/MMC/MMC II/HS MMC/RS MMC/Ultra RS MMC/DV-RS MMC/HS RS MMC/SM/SM RAM/eXcellent Digital/T-Flash MicroSD.

-Support Plug&Play
-Support Hot Swap between cards
-Support Auto detecting while a card is inserted
-Support copy among different caeds
-Support Win98/Win98 SE/Me/2000/Xp/Vista/Mac OS 10.1.1 or later and Linux Kernel 2.4
-Led for each USB port to indicate working status
-Extension up to 3 USB ports

How to use:

-Support Slot to Slot reading/writing function
-Connect other USB devices to the USB port if needed
-A power adapter is optional (should be required for full loading)
-Install te driver for the OS Win98 or Win98 SE but Win2000 or above does not need the driver
-Insert your storage card into the proper slot (power led turns on into red color)
-Read/Write the files from to your computer or storage ards (power led keep flashing)
-Connect the device with the attached cable to USB port on computer(green power led turns on)