Lite-On IHES212-08 12X Internal Blu-Ray Combo Drive (Black), Retail Packaging Write: DVD+/-R: 16XDVD+R/-R DL: 8XDVD+RW/-RW: 8X/6XDVD-RAM: 12XCD-R: 48X Read: BD-ROM SL: 12XBD-ROM/R/RE DL: 6XBD-R/RE SL: 8XDVD-ROM: 16XCD-ROM: 48XCD-RW: 24X Interface: SATAAccess time: BD - 380ms; DVD - 160ms; CD - 150 msBuffer Memory: 2 MB OS: Windows 7/ Vista(32 or 64 bit OS)/XP SP2