Product features 2.5/3.5 inch HDD enclosure 2 bays SATA/IDE HDD docking station Stabdard,practical,convenient,attractive and fashional designing Tool-less install hard drive, support hot-swappable Support CF,SD,XD,MS,MiniSD,T-Flash,Micro SDfor fast multimedia files access. USB 1.1/ USB 2.0/ USB 3.0 SATA I and SATA II compatible Support all 2.5¡å/3.5¡åSATA/DE Hard Disk of any capacity One Touch Backup function (USB only) Support hard disk cloning office LED indicate power status and hard disk read and write Support up to 32 G memery cards Supports up to 4TB HDD , Hold maximum 2X2TB hard drive at the same time.