Photo 1 of Polk Audio Signature Elite ES12 Subwoofer (Black), 12" Long-Throw Woofer with Mineral-Filled Polymer Cone, 300W Class D Amplifier, Front Firing Home Subwoofer, Time-Smart Phase Control

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Photo 1 of Polk Audio Signature Elite ES12 Subwoofer (Black), 12" Long-Throw Woofer with Mineral-Filled Polymer Cone, 300W Class D Amplifier, Front Firing Home Subwoofer, Time-Smart Phase ControlPhoto 2 of Polk Audio Signature Elite ES12 Subwoofer (Black), 12" Long-Throw Woofer with Mineral-Filled Polymer Cone, 300W Class D Amplifier, Front Firing Home Subwoofer, Time-Smart Phase ControlPhoto 3 of Polk Audio Signature Elite ES12 Subwoofer (Black), 12" Long-Throw Woofer with Mineral-Filled Polymer Cone, 300W Class D Amplifier, Front Firing Home Subwoofer, Time-Smart Phase ControlPhoto 4 of Polk Audio Signature Elite ES12 Subwoofer (Black), 12" Long-Throw Woofer with Mineral-Filled Polymer Cone, 300W Class D Amplifier, Front Firing Home Subwoofer, Time-Smart Phase Control