Dual-head IDE connector (40pin and 44pin) plus one SATA II Connector. Support SATA 2.5"/3.5" HDD up to 10 TB, IDE 2.5"/3.5" HDD, DVD-ROM, CD-ROM, CD-RW, DVD-RW, DVD + RW Optical Drive.

With a 12V 2A power cable is for providing stable electricity supply. 4PIN Power Cable is designed for 3.5" IDE drive.

Support USB 3.0 data transfer rates up to 5 Gbps, backward compatible with USB 2.0/1.1.

Support Windows XP/ Vista/ 7/ 8/ 10 and Mac OS. You may need this External Hard Drive Adapter for back up your hard drive.

With On/Off switch and automatic sleep mode after 30 minutes of inactivity, for protection of your HDD.

LED light shows Power and Activity status.

Plug and play. Support Hot Swapping.