Brand New Sony BD-5850H 12.7mm SATA 6X 3D Blu-ray Burner Dual Layer BD-RE DL 4X BDXL Blue-ray Writer Slot-in Laptop DVD Optical Drive Replacement Manufacturer: Sony Condition: 100% Brand New without original manufacturer package SATA interface, slot-in-loading, 12.7mm in height, without Bezel or eject button, Compatible with all laptops with 12.7mm slot-in sata optical drive Features: lets you read and write to Blu-Ray, DVD and CD formats. The Sony BD-5850H can burn Blu-ray movies and data up to 6X Speeding, support Hot Plug Play. BD: 6x, BDXL: 4x, DVD: 8x, CD: 24x Write Speed BD-R: 6x, BD-R(LTH): 6x, BDXL: 4x BD-R DL: 6x BD-RE: 2x DVD-R: 8x, DVD+R: 8x DVD-R DL: 6x, DVD+R9: 6x DVD-RW: 6x, DVD+RW: 8x DVD-RAM: 5x CD-R: 24x, CD-RW: 16x