Triple-docking design, suitable for 3 × 3.5" SATA hard drive. Support USB 2.0 to SATA interface, transfer rate up to 480Mb/sec. Support e-SATA to SATA interface, transfer rate up to 3.0Gb/sec. Compatible with USB and e-SATA enabled desktop PC or Notebook/Mac. Support one button disk copy (clone function). Support Win98/2000/XP/VISTA/Win7/Mac OS 9.X/10.X/LINUX. Connect at least two USB devices through the 2-port hub for file sharing. Can transfer files from card readers or HD to PC/Laptop. Easy to install and remove the hard disk drive. Output interface: USB 2.0. Power input: 100-240V. Output: DC 12V.