Black Rhino series subwoofers deliver awesome, room-filling, deep and accurate bass from incredibly small and gorgeous cabinets. Dual heavy-duty drivers are arranged in a bipole configuration creating prodigious amounts of bass output. Powered by our own high power digital switching amplifier. Fatboy butyl rubber surrounds enable high excursion with excellent cone control and exceptional durability. Auto on/off circuit with LED indicator. Gold-plated binding posts for a high quality and secure connection. Includes 10ft high quality gold plated interconnect cable. Super non-resonant, heavy duty 1-inch cabinet construction. Heavy-duty 12 gauge internal wiring for maximum bass clarity. High quality detachable 2.5m IEC powercord.