Sleek Apple-style design ideal For Mac Pro, iMac, MacBook Air, MacBook Pro, MacBook, and Mac mini Adds 3 USB 3.0 ports and 2-slots Card Reader to your computer; Supports SDXC (up to 2TB), SDHC, SD, Micro SDXC, Micro SDHC, Micro SD cards Plug and play; Hot swapping; USB-powered (no external power or battery needed) Built-in Overvoltage / Overcurrent / Leakage and Short-Circuit protection unit; Backward compatible with USB 2.0 / 1.1 Compatibility: Windows 2000 / ME/ XP / Vista / 7 / 8/10 (32bit/ 64bit ) and MAC OS 10.X or later version