Boss Audio Marine 5.25in 2-Way Coaxial Speaker 150W Black. 25in 2-Way Coaxial Speakers 150W allows your boat to sound amazing with loud clear audio. These Boss Audio speakers are designed for the harsh marine environment standing up to 150 watts of power and a sound output of 80 Hz - 18 KHz. Boss has designed these speakers with a tweeter made of Mylar material and a cone out of polypropylene creating a highly rugged design that's suitable for marine life. The Boss Audio 150W 2x5.25" Full Range Marine Speakers deliver true-to-life sound with powerful low impedance and high output. These speakers are loaded with powerful voice coils injection molded cones and weatherproof protection - providing powerful high quality audio in the most challenging environments. These speakers are a great choice for sounding your boat out on the water. Specifications for Boss Audio Marine 5.25in 2-Way Coaxial Speaker 150W: Manufacturer: Boss Audio Additional Features: 150 Watts Features of Boss Audio Marine 5.25in 2-Way Coaxial Speaker 150W: Power Handling Peak - 150W Magnet Structure - 30 Oz Impedance - 4 Ohm Frequency Response - 120Hz-18Khz Spl 1 Watt/1 Meter - 90Db Cone Material - Poly Injection Voice Coil - 3/4" Aluminum Tweeter - 1" Mylar Dome Grilles - Plastic Package Contents: Boss Audio Marine 5.25in 2-Way Coaxial Speaker 150W Boss Audio MR50B: Marine 5.25in 2-Way Coaxial Speaker 150W Black