Micro SD Card Reader and 4-in-Profile Adapter 4, Memory Card, Memory, USB Key Drives, Best, Duo Micro SD / T, Flash / M2 / MS SD Features: < Li> 100% new and high quality condition: brand new size: about 52x18x10mm high Quality Metal Shell Mold, Thin and Fashionable, Portable Support for Hot Socket Easy To Use, No External Power Supply Required Specification of the USB 2.0 Version, Support for the USB Version Specification 1.1 High Transmission Speed, Can Reach 480 MB / S The System Supports: Windows 98SE / ME / 2000 / XP / VISTA / 7; Mac OS 9.0 Gold Later compatible with: t-flash, micro SD, Micro SDHC Micro Memory Stick (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 Means: Adapter Needed for These Cards, Adapter Not included packing included: 1 x Card Reader Memory ( Memory Card Not Included)