Features/Specifications: 
AD-7585H:8x DVD±RW DL Notebook SATA Drive

General Features:
Black bezel
2 MB Buffer
Slim-line
SATA interface
Supports 12 cm/8 cm disc
12.7 mm drive height (0.5-inches)

Writing Speed:

DVD+R: up to 8x
DVD+RW: up to 8x
DVD+R DL: up to 6x
DVD-R: up to 8x
DVD-RW: up to 6x   
DVD-R DL: up to 6x
CD-R: up to 24x
CD-RW: up to 24x

Read Speed:
DVD-ROM: up to 8x
CD-ROM: up to 24x