Memphis Audio MJM612 6" Selectable 1- or 2-ohm Component Sub
6.5" subwoofer with selectable 1- or 2-ohm impedance. Two 1-ohm jumper wires. One 6-1/2" Subwoofer. One 2-ohm jumper wire (installed). About this item. Warranty information. Specification sheet. aluminum heat sink.