TEAC CDW552G Retail Kit. CD write speed: 52 x, CD rewrite speed: 32 x. CD read speed: 52 x. CD-ROM drive average random access time: 100 ms. Logical recording format: ISO9660; UDF & CDR-FS, Interface: IDE/ATA, Mounting: Vertical/Horizontal. Media types supported: Track at Once; Disk at Once; Multi-session Session at Once; Incremental