Link to DW1625 @BenQ.com
Also some interesting info about QSuite:
BenQ QSuite - Optimizing DVD ReWriter Control
QSuite is an innovative application suite that both compliments and enhances the convenience of DVD recording technology. Through use of the four encompassed functions (BookType Management, QScan, Test Write, WOPC enable/disable), you can easily adjust drive settings in order to gain even greater control.
Unfortunately not yet available for download.