Toshiba Modular Bay CD-R/RW Drive. CD write speed: 8 x. Access time: 110 (CD-RW); 95 (CD-ROM). Drive device, buffer size: 2 MB. Drive device speed: 8x, 4x, 24x, Drive device, transfer rate: CD-ROM : 3600KB/s (=24x); CD-R: 1200KB/s (=8x) ; CD-RW: 600KB/s (=4x). Weight: 0.245 kg