Sabrent Premium 3 Port Aluminum USB 3.0 Hub with Multi-in-1 Card Reader (12" Cable) for iMac, MacBook, MacBook Pro, MacBook Air, Mac Mini, or Any PC Sleek Apple-style design ideal For Mac Pro, iMac, MacBook Air, MacBook Pro, MacBook, and Mac mini Adds 3 unpowered USB 3.0 ports to your computer - Up to 5Gbps data transfer rate Supported cards: CF, SD, SDXC, SDHC, MicroSD, MMC, M2 Compatible with all Windows/Mac/Linux systems. Easy to set up, Plug-n-Play, Hot swappable, Hot pluggable Mac OS 9.1 &amp; higher Windows 98SE /ME /2000 /XP /Vista /7/8 Linux 2.4 or above USB 3.0 3-port hub