New Slot-in Slim 6X 3D Blu-ray Burner 4X BDXL BD-RE Writer SuperDrive 8X Dual Layer DVD RW Recorder Portable External USB 3.0 Optical Drive for Apple iMac 27" 21.5" Macbook Air 13" 11" Condition: Brand New In Box Manufacturer of The Inner Device: Sony, 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. Supports Mac OS, Compatible with apple Macbook Pros, iMacs, Macbook Airs. Slot-in Loading, only 1.68 cm in height, without eject button. 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