1General 1) Enhanced IDE (ATAPI) interface. 2) Internal Half-height Drive. 3) CD-R/RW, DVD-R/RW/+R/+R DL(Double Layer)/+RW read and write compatible CD Family and DVD- ROM read compatible. 4) Buffer Under-run prevention function embedded. 5) 2MB buffer memory. 6) Power loading and power eject of a disc. Bare media loading. 7) MTBF : 100,000 POH 8) Vertical and Horizontal installable. 9) Support LightScribe Direct Label Printing Technology 2.3.4.Supported disc formats 1) Reads data in each CD-ROM, CD-ROM XA, CD-I, Video CD, CD-Extra and CD-Text. 2) Reads data in Photo CD (Single and Multi session). 3) Reads standard CD-DA. 4) Reads and writes CD-R discs conforming to “Orange Book Part 2”. 5) Reads and writes CD-RW discs conforming to “Orange Book Parts 3”. 6) Reads data in each DVD-ROM, DVD-R(Ver.1.0, Ver.2.0 for Authoring). 7) Reads and writes in each DVD-R(Ver.2.0 for General), DVD-RW, DVD+R, DVD+R DL, DVD-R DL and DVD+RW. 8) LightScribe DVD+R conforming to “LightScribe Media Specification” 9) LightScrive CD-R conforming to “LightScribe Media Specification” Supported write method 1) CD-R/RW : Disc at once, Session at Once, Track at once and Packet Write. 2) DVD-R : Disc at Once and Incremental Recording. 3) DVD-RW : Disc at Once, Incremental Recording and Restricted Overwrite. 4) DVD+R : Sequential Recording 5) DVD+R DL(Double Layer)/DVD-R DL(Dual Layer) : Sequential Recording 6) DVD+RW : Random Write 7) LightScribe Label Printing Functions complying with “LightScribe System Specification” Audio 1) 16 bit digital data output through ATA interface. 2) Software Volume Control 3) Equipped with audio line output for audio CD playback.