inputs.text: good value difficult warranty claims - got go along pioneer head unit kicker ks speakers subs 2000 corvette claims operate 1 ohms appears 4 channels bridged 2 channel mode even two 1 ohm speakers series bridged side still would not run stable finally install resisters line speakers get thehem 4 ohms ditch bridging scheheme gave couple hickups stable since lots power money systehem sounds fantastic armed little info would stable systehem getgo update worked originally configured turns got bad amp died road trip shortly posted review warranty pain go repair shop cannot exchange return pioneer fought long return amazon great working