LG GGC-H20N 6x Blu-ray BD-ROM/HD DVD-ROM/16x DVD&plusmn;RW DL SATA Drive w/LightScribe (Black) LG SuperMulti Blue GGC-H20N Blu-ray BD-ROM/HD DVD-ROM/16x DVD RW DL SATA Drive General Features: Black bezel Serial ATA interface LightScribe technology 1.5 Gbps burst transfer rate 4 MB buffer 16 bit audio digital data output through SATA interface 180 ms typical access time BD-ROM 210 ms typical access time HD DVD-ROM 160 ms typical access time DVD-ROM Auto-loading/unloading tray, with emergency eject pinhole