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Old May 4th, 2012, 22:21   #2
Join Date: Aug 2010
Location: Chateauguay
The B6-AC has the power supply integrated in the charger... That's the only difference. So if you don't want an external power supply go with the B6-AC. It's the one I have and I don't have any problems with it.
cbourdeau is offline   Reply With Quote