Freecom Classic CD-RW 52x24x52, Classic. CD write speed: 52 x, CD rewrite speed: 24 x. CD read speed: 52 x. Access time: 120 ms. Drive device, buffer size: 2 MB, Interface: USB 2.0. Media types supported: CD-R, CD-RW, Write methods: Multisession, Disk-at-once, Track-at-once, Packet writing