Rapid data exchange through eSATA or USB 2.0 cable connection Supports data transfer rates up to 3Gbps through eSATA or up to 480Mbps through USB 2.0 interface. Supports eSATA & USB2.0 Port Multiplier The Port Multiplier enables two 2.5” & 3.5” SATA Ⅰ/Ⅱ HDDs to read and write simultaneously and exchange data through a single eSATA or USB2.0 cable. | | Blue LED HDD access indicator ZM-MH200`s top panel features a blue LED power & HDD access indicator. |