I have a system that complete Acoustic Concept 2 PMX 615, PMB 615 2, 2 PMB 618, for 2 years, a power dcoiffe hardware with a small volume, quality, good rponse in all frquences, adcouvrir, a try I am ready to make DMOS, the outdoors is a exeptionnelle is a product quip Boomer PHL as some big name in the and remains a decent rate, with the exprience of hardware it must be personally adapted derrire amplifiers and filtering, but if I had a choice I continued to date in the Systm Acoustic Concept.