This article is from the CD-Recordable FAQ, by Andy McFadden (firstname.lastname@example.org) with numerous contributions by others.
LTR-48125S (48x48x12/2MB;IDE, same as 48125W/48126S?)
[ Combo DVD/CD recorders are also available. ]
Some of the drives appear to be based on Plextor units. It has been claimed
that the LTR-0841 can be upgraded to an LTR-12101B with a firmware upgrade;
Customer support issues are deferred to the dealer.
There is an internal configuration program called "WSES" that can be
used for testing drives and discs. Copies can be found on the web.