24x24x24 CD-RW/8x DVD-ROM USB 2.0 Slim External Drive (Black) 24x CD-RW/8x DVD-ROM USB 2.0 External Drive General Features: Black color External optical drive USB 2.0 interface Data transfer rate of up to 480 Mbps 2 MB buffer 24x write speed (CD-R) 24x rewrite speed (CD-RW) 24x read speed (CD) 8x read speed (DVD) 120 ms DVD-ROM average access time (typical) 110 ms CD-ROM average access time (typical) Front Panel Features: