Micro Sd / Micro Sdhc / Memory Stick Micro M2 USB 2.0 Card Reader / Writer Biggest Supports up to 64gb Micro Shdc and 64gb M2 Compatible with Micro SD Cards/ MICRO SDHC Cards / TF TranFlash Cards Turn your MicroSD into a USB 2.0 Flash Drive Supports up to 64GB Micro SDHC Read / Write to your Micro SD Card (no adapter needed!) Small and light, fully compliant with USB 2.0 specification