Seismic Audio Tremor 18 Active Subwoofer — 500 W RMS, Black

The Seismic Audio Tremor 18 is an active 18" subwoofer delivering 500 W RMS of bass in a black enclosure. Built for durability, it includes a metal grille and metal-reinforced corners. The cabinet is pole-mountable so it can be used with satellite speakers, and the unit ships as a single packaged item (Packaged Quantity: 1). This model carries the WEEE environmental certification and is marked Environmentally Friendly: Yes. Specifications: Subwoofer Type: Active; Woofer Driver Size: 18"; Power: 500 W RMS; Mount Type: Pole-mountable; Grill Material: Metal; Material Details: Metal Corner; Environmental Certification: WEEE; Environmentally Friendly: Yes; Packaged Quantity: 1.