Tek Republic USB 3.0 Flash Memory Card Reader SD, SDHC, SDXC, Micro SD/T-Flash, CF (UDMA). For Windows, Mac and Linux USB 3.0 for maximum speed performance. Backward compatible with USB 2.0 Support SDXC (up to 2TB), SDHC, SD, CF, High-Speed CF (DUMA), Micro SDXC, Micro SDHC, Micro SD Cards SD, SDHC, and SDXC cards are support in UHS-I mode up to 104 MB/Sec Plug and Play; Hot-Swapping; USB Powered For Windows, Mac and Linux