SDHC card: SDHC Class 6 compliant
Card Reader: Fully compatible with the Hi Speed USB 2.0 specification
Card Reader: Up to 480Mb/s and supports SDHC memory cards
The SDHC card is compatible with all SDHC-labeled host devices
The reader supports most popular memory cards as following:
Directly: SD, SDHC, MMC, RS-MMC, MMCplus, MMCmobile
With adapter: miniSD, miniSDHC, microSD/T-Flash, microSDHC, MMCmicro

Specification:
Size : 57.9mm X 23.2mm X 7mm
Op. Voltage : 5V DC from USB Port
Op. Temperature : 0?C(32?F) to 70?C(158?F)
Durability : 10,000 insertion/removal cycles
Weight : 10g
Certificate : CE, FCC, BSMI

Accessories:
Quick Instruction Guide
Warranty Card

Please be sure to confirm that your device is SDHC compatible and can accept flash cards 4GB or greater in capacity.