Freecom CD-RW 10xRW24xW40xR USB 2.0 ext. CD write speed: 24 x, CD rewrite speed: 10 x. CD read speed: 40 x. Access time: 120 ms. Drive device, buffer size: 2 MB, Interface: USB 2. Write methods: Multisession, disc-at-once, track-at-once, packet writing