Name:HL GSA-T30L
model:HL GSA-T30L
detailed:Full specifications
For Reference only
483864-001 - Hewlett Packard (HP) Laptop CD DVD Drives 
Laptop Optical Drive: DVD+/-RW SATA Super-Multi Double Layer optical drive
With LightScribe; 12.7mm height
HL GSA-T30L
read speed :
24X CD-ROM
8X DVD-ROM
write speed :
8X DVD+R
8X DVD-R
4X DVD+RW
4X DVD-RW
4x DVD+R9(Dual-layer)
24X CD-R
16X CD-RW
Buffer:2MB
Interface :SATA 
Load type:Tray