***** **********Best Quality Guranteed. *****Connect your SATA / IDE device to your computer as an additional external hard drive via USB 3.0. Compatible with 2.5" / 3.5" IDE/SATA hard drives and IDE/SATA CD/DVD drives. Win 10& Mac OS system is not compatible with DVD drives*****One-Touch Backup (OTB) function. On/Off Switch for HDD protection. Hot-swappable with Super-Speed USB 3.0 interface. Plug and play without rebooting. OTB not compatible with Linux and Mac OS*****SuperSpeed USB 3.0 enables data transfer rates of up to 5Gbps, downward 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*****Support 2 IDE hard drive and 1 SATA hard drive connecting simultaneously, not compatible with two IDE hard drives simultaneously*****Plug and Play, no driver needed, if your computer is pop up that driver install needed when connecting, that means computer OS lacks'' USB mass storage d