Filter Filters Class D Remove All Filters Price $100-$500 (1) Condition New (1) Brand Harmony Audio (1) Stable to (Ohm) 1 Ohm (1) Channels 1 (1) Harmony Audio HA-A800.1 Car Stereo Class D Amp Mono 1600 Watt Subwoofer... $149.95 (3)