1. Please describe our products are Chinese/ English bilingual guidelines. 2. Item can't use for mac as well as it have actually been note.Drive Specifications: 2X BD-ROM reading 5X DVD-RAM Writing 8X DVD-R Writing 2X DVD-R DL Writing 4X DVD-RW Writing 8X DVD+R Writing 2.4 X DVD+R DL Writing 4X DVD+RW Writing 8X CD-R Writing 8X CD-RW Writing 24xCD
Reviewing Speed 8xDVD Reading Speed 1.6 XBD Reading Speed
Condition: BrandNew Plug & play!
System Requirement: Windows 98SE/2000/ME/ XP/Vista/ Windows 7, except Mac
Buffer Size: (137mm), Height: 0.7 in (18mm).
Note: If you get in touch with your Desktop Computers, you have to attach it with the computer's mortherboard.