Noted:

1.If you connect with your Desktop Computers ,you need to connect it with the computer's motherboard.

2.Please refer to our products are Chinese / English bilingual instructions.

3.Item can't use for mac and it have been note.

Specifications:
Package Dimensions: 7.6 x 6.4 x 1.7 in (L x W x H)
Package Weight: 14.3 oz
Buffer Size : (137mm), Height : 0.7 in (18mm)

Read Speed(Max) :
DVD-ROM: 8X
CD-ROM: 24X
BD-ROM: 2X

Writing Speed (Max.)
CD-R: 8X
CD-RW: 8X

DVD-R: 8X
DVD-R DL: 2X
DVD-RW: 4X
DVD+R: 8X
DVD+R DL: 2.4X
DVD+RW: 4X
DVD-RAM: 5X