The usb 3.0 to /IDE adapter has a III connector and 2 IDE connectors (39pin and 43pin),universal 2.5/3.5 inch IDE HDDs and HDDs SSDs and 5.25 inch CD-ROM/R/RW, DVD-ROM and more optical drive.Mini USB 3.0 interface is compatible with Laptops, Smart , Smartphones, Tablets, Desktops, Routers, and High-definition Players. Three Drives Reading Simultaneously: Supports connecting 3 external hard drives or optical drives simultaneously,data is transmitted to each other, and non interference. Tips: you need to set a jumper to turn on the disk because some IDE hard drive is old(set the master disk and the slave disk). 5Gbps Ultra Speed Date Transfer: The cable supports super speed USB 3.0 enables data transfer rates of up to 5Gbps, backward compatible with USB 2.0(high-speed 480 Mbps) / USB 1.1(full-speed 12 Mbps) standards. (The actual transmission speed subjects to the setting of the device connected). Dual Power Supply: The hard drive adapter equipped with a DC12V/2A power adapter and a 4Pin power cord, stable and smooth transmission, refusing to disconnection. Driver Free, Plug and Play: Supports Hot-swap,drive no needed. The LED indicator shows the power and working status. Compatible with XP/Vista/7/8/10,for OS and higher,Linux systems etc. Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Voltage: AC100-240V Color: Black Material: ABS Package Contents: 1* /IDE to USB 3.0 Adapter 1* Data Cable 1* 3.5" IDE Hard Drive Power Cable 1* Power Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.