Xprite Compact 200 Watt High Performance Siren Speaker (Capable with Any 100-200 Watt Siren) Speaker: Heavy Duty, Mounting Brackets, 200W / 8 Ohm. Capable with Any 100 - 200 Watt Siren Sytem ( Requirement: The actual output wattage of siren  100W ) Speaker Dimension: 8" W x 5-1/4" H x 6" D Corrosion-resistant aluminum housing with Black Finish Package including: 1 x Xprite Compact 200 Watt High Performance Siren Speaker (Capable with Any 100 - 200 Watt Siren)