Standard USB 3.0 transmission, compatible with USB 2.0, and support up to 5Gbps data transfer rate; Support Window 2K / XP / 2003 / Vista / 7, Linux, Mac 10 OS systems; Support 1.5Gbps SATA-I interface, support most of 3.0Gbps SATA-II interface standard; Support power-saving and sleep mode, using GL3321 program, good compatibility; For a variety of brand 12.7mm SATA DVD RW drive; Standard USB 3.0 mini 10P type interface; Incidental plus electrical interface (3.5 x 1.3mm DC port); With LED indicator; High-quality hard plastic enclosure, with UV coating; DVD rewritable