1620/1620a, Whats the difference?

The duplicator im building lists the Benq 1620a as supported hardware, but on various websites that sell the drive, sometimes the “A” is listed and sometimes it isnt. Is there a difference?

8 threads down is this:

“BenQ Dw1620, Dw1620a and Dw1620pro, differences?” http://club.cdfreaks.com/showthread.php?t=125977

gah what a newb!

sorry!

No problem and welcome to the forum!