The LG GGW-H20L is a Blu-ray Disc Rewriter and HD DVD-ROM Drive that offers a wide range of capabilities for reading and writing various disc formats. It features Serial ATA interface, power tray loading and ejection of discs, and supports CD-R/RW, DVD-R/RW/+R/RW/+/-R DL, DVD-RAM, BD-R/RE(SL/DL) read and write compatibility, as well as CD Family, DVD-ROM, BD-ROM, and HD DVD-ROM read compatibility.