ATTENTION:1.If it can't read blu ray discs, please try to set the Blu-ray drive region to your country.Need a blu-ray software to play blu-ray discs Eg,NERO, LEAWO is a nice free blu-ray player for PC, and Mac Blu-ray Player, iDeer Blu-ray Player, CyberLink PowerDVD are also highly recommended 2. This Blu-ray drive could NOT be used in the tablets, like Surface Series (Due to low voltage condition in some tablets). Some laptops, due to lower voltage condition of , please try it with the usb port from the motherboard.3. Player software on your computer must support Blu-ray format when playing Blu-ray discs.4. Enjoy real-life clarity with Near-4K quality (does not play 4K Ultra HD discs).5. Pls plug in the power cable when using it, in case the optical drive was broken as insufficient power supply.Key Features:1.Enjoy blu ray 3D film, Enjoy life: This USB 3.0 Blu ray dvd drive support HD 3D dvd resolution:1920*1080. Suggest to play HD blu ray movies no more than 50G. 2.For different occasions: Create Backup Discs,Read BD CD&DVD,Listen to CD Music,Watch DVD Movies,Install software/software.3.Widely System Compatibility: We equip Blu-ray drive with USB 3.0 and Type-C interface, so the blu ray dvd drive is compatible with Windows systerm, and all Version MAC OS systems. Support Laptop, Notebook, PC, Desktop Computer.Specifications:Package Dimensions: 5.7x 6.2 x 0.7" (L x W x H)Package Weight: 11 ozInternal Chip: 12.7mmPower supply: 5VRead Speed (Max.) DVD-ROM: 8X, CD-ROM: 24X, BD-ROM: 6XWriting Speed (Max.) CD-ROM: 24X, CD-RW:16X, DVD±R: 8X, DVD±RW: 6X, DVD±R DL:6X, DVD-RAM: 5X, BD-R TL/QL: 4X, BD-R SL/DL: 6X, BD-RE SL/DL: 2X, BD-RE TL: 2XPackage Included: 1*Blu-ray Drive1* Charging Cable1*User Manual