ASUS DVD-E818A4/BLK/G/AS Ret.. CD read speed: 48 x, DVD+R read speed: 16 x, DVD+R Double Layer read speed: 8 x. Interface: IDE/ATA. DVD drive average random access time: 120 ms, CD-ROM drive average random access time: 120 ms. Media types supported: DVD-ROM, DVD+/-RW, DVD+/-R, Photo CD, CD-DA, CD-Extra, CD-Text, CD-R, CD-RW. Drive device, buffer size: 2 MB