Tony Puleo of Talk Bass and the Blue Man Group demonstrates the RevSound line and has a Bergantino ae410 for comparison. Check it out!
This demo of the Revsound 410T features Al Hospers formerly of Blood, Sweat and Tears, and the Buddy Rich Orchestra. Revsound is a company in NH manufacturing some of the lightest, most powerful cabinets for bassists available. The RS210 is 30lbs/ RS410 50lbs.
Revsound RS110 "Ultralite" bass guitar cabinet demo from Revsound
Revsound RS210 demo by Al Hospers