Performance SeriesPerformance Box MA9060Low Magnetic Field two way bass reflex speakers, Will handle 100 watts/pair, Stainless steel gimble bracket included Coated internal wiring for long life Stainless Steel Grille stands up to harsh marine effects polypropylene cones Heavy Duty ABS Plastic frames Two way vented port designSpecifications (per speaker):Max RMS Power: 60 WattsMax Peak Power: 100 WattsMain Cone Size: 5 1/4""Configuration: 2 wayProduct : POLY-PLANAR MA9060 (B) BOX SPEAKERS 200 WATTS Manufacturer : POLYPLANAR Manufacturer Part No : MA9060B UPC : 731128906010 SKU: CW12283