Type: Internal Blu-ray Burner BD-ROM Access Time: 250 ms Data Transfer Rate: 1x CD = 150KB/s (data mode 1); 1X DVD = 1350 KB/s; 1 X BD = 4500 KB/s BD-R: 12X BD-RE: 2X DVD+R: 16X (CAV) DVD+RW: 8X (ZCLV) DVD-R: 16X (CAV)