Koutech Multi-in-1 SuperSpeed USB 3.0 Front Panel Internal Card Reader with USB 3.0 Hub (3.5") 3 1/2" bay designed front panel with three (3) open memory card slots Supports virtually all current formats of Secure Digital (SD), Memory Stick (MS), MultiMediaCard (MMC), T-Flash and supports up to 2TB on some flash media cards; such as, SDXC, etc. All three (3) memory card slots can be used at the same time for data transfers & exchanges Built-in SuperSpeed USB 3.0 hub and three (3) SuperSpeed USB 3.0 ports Supports Hot-Swap and Plug-N-Play and supports 32-bit & 64-bit Windows XP/Server 2003/Vista/Server 2008/Windows 7/Windows 8 or later/Mac OS 10.4 or later, and Linux OS