Fender 400PS Tube Amplifier Head 400 PS Bass Amp Head Unit. Tested to power on only. I have no way to comprehensively test this unit. Sold as is, as pictured. Please view all pics for best description. Local pick up preferred as this item is very heavy and large. If buyer wants to ship, we can secure to a  pallet for free. Buyer would need to ARRANGE and pay Pay for freight shipping on their own.