Panasonic UJ272 9.5mm SATA 6X 3D Blu-ray/DVD BDRE DVDRW Optical Disk Drive 707894-1C1.HP Part Number: 707894-1C1Panasonic Model Number: UJ272Specifications:Height 9.5mmInterface SATAWrite speed:- BD-R(SL/DL): Max.6X CAV- BD-R(TL/QL): Max.4X Zone CLV- BD-RE(SL/DL/TL): 4X CLV- DVD-R: Max.8X CAV- DVD-R DL: Max.6X Zone CLV- DVD-RW: Max.6X Zone CLV- DVD+R: Max.8X CAV- DVD+R DL: Max.6X Zone CLV- DVD+RW: Max.8X Zone CLV- DVD-RAM: 3X-5X PCAV ( 4.7GB)- BD-RE(SL/DL/TL): 2X CLV- CD-R: Max.24X CAV- CD-RW: 4X CLV- High Speed CD-RW: 10XCLV- Ultra Speed CD-RW: Max.16X Zone CLVRead speed:- BD-ROM : Max 6X CAV (for Data)- 2.0x CLV(for Video)- DVD-ROM :Max 8X CAV- CD-ROM :Max 24X CAV