Start Multifunction High Speed Metal Shell for multi-card All In 1 Card Reader-Silver Note: Memory Card Not Included Color:Gold,Red,Silver USB 2.0 Version specification, Support USB 1.1 Version Specification High quality metal Shell Mould, Slinky and fashion, Convenience To Carry. Support Hot Plug Easy To Use, No external power required Size: about 50 x 18 x 11 mm High transmission Speed, May Reach To 480 Mb/s System supports: Windows 98SE / Me / 2000 / XP / Vista / 7; Mac OS 9.0 or later (No driver needed) Compatible For T-Flash, Micro SD, Micro SDHC, Memory Stick Micro (M2),Memory Stick (MS), Memory Stick Pro (MS Pro), Memory Stick Duo (MS Duo), Memory Stick Pro Duo (MS Pro Duo), SD, MMC, RS-MMC, SDHC, Mini SD, Mini SDHC We have selected the fastest mail for you!About us:if you have any question,you can contact us,then we will solve it for you. More surprise product sold by "START"Please pay more attention to our company-www.amazon.com/shops/start_wuvi