... simultaneously to be connected on a USB port 2,For Hard Drives (2.5",3.5") ,CD-ROM,CD-RM,DVD-ROM ... up to 480mpbs transfer rate6,Hot Plug and Play7,Compact&Portable designSystem requirements :1,Connector in computer side:USB2.0(USB1 ... disk ×16,SATA cable ×17,Protection case for 2.5" hard driver ×18,Protection case for 3.5 ...