... button life>=3,000,000times Internal Blu-ray ReWrite Drive ,it also can be a blu-ray player Write ... CD-R: 40X CD-RW: 24X Read Speed: BD-ROM: 4X DVD: 12X CD: 40X Format Support: BD: BD-R, ... -ROM DL DVD: DVD single/dual layer (PTP/OTP), DVD-R (4.7GB), DVD+R, DVD+R Double Layer, DVD-R Dual Layer, DVD+RW and DVD- ... 8 or 12 cm Random Access Time: BD- 160ms; DVD- 160ms; CD- 160ms Color: Black blu-ray daives and ...