Specification: 1. USB 3.0 2. With 2 card slots: SD / TF 3. Compatible with Windows XP / Vista / 7/8 / 8.1. / 10, Mac OS, Linux, etc. 4. Plug and play, no driver installation required 6. USB 3.0 cable length: 15cm Product compatibility * SD slot: SDXC / SDHC / SD / Extreme III III SD / Ultra II SD / MMC / RS-MMC, MicroSD, MiniSD and T-Blitz * Micro SD slot (TF): Micro SDXC / Micro SDHC / Micro SD * Users using older versions of Windows XP or Mac OSX may need to update the system or install patches in order to use the exFAT file system of many high capacity cards (64GB or more).