LG Electronics 22X SATA LightScribe DVD+/-RW Internal Drive with Software GH22LS50 - Bulk (Black) Drive Type: Internal DVD+/-RW Dual Layer Drive, w/ LightScribe Write Data Transfer Rate: DVD+R/-R: 22X, DVD+RW/-RW: 8X/6X, DVD+R DL/-R DL: 16X/12X, DVD-RAM: 12X, CD-R: 48X CD-RW: 32X Read Date Transfer Rate: DVD-ROM: 16X, CD-ROM: 48X Interface: SATA, Buffer Memory: 2 MB, Random Access Time: DVD-ROM - 145ms; CD-ROM - 125ms Bundled Software: Nero EXPRESS, Power DVD, Power Producer, InCD, Acrobat Reader, MTBF: 100,000 hours