Universal Hard Drive Adapter: Supports any standard 2.5" /3.5" SATA I/II/III SATA SSD HDD capacity up to 18 TB, BLU-RAY DVD, CD-ROM, DVD-ROM, CD-RW, DVD-RW, DVD+RW Combo devices, can be used on Windows XP/Vista/7/8/10 and Mac OS. SuperSpeed USB 3.0: Data transfer rates of up to 6Gbps only for SSD. USB 3.0 version, supports data transfer speeds up to 5 Gbps, Backward compatible with USB 2.0 / 1.1. (Note: actual rate will depend on the capability of your device.)