New Slot-in Slim 6X 3D Blu-ray Burner 4X BDXL BD-RE Bluray Writer8X DVD-R Dual Layer DVD RW Recorder Portable External USB 3.0 Optical Drive Silver for Apple Macbook Pro 13" 15" Retina imac 21.5" 27" Condition: Brand New In Box, Supports 100GB 128GB BDXL Writing Manufacturer of The Inner Device: Sony, Support Mac OS, Compatible with Apple iMac Macbook Pro Unibody etc. Assembled by OEM Factory In China, there is no Sony or Apple brand logo outside. It can play and burn 3D media, enjoy 3D Movies with it! Supports USB 3.0, which is over 10 times faster than the speed of USB 2.0, also works with USB 2.0, compatible with both laptop and desktop. Features: lets you read and write to Blu-Ray, DVD and CD formats. The 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