Sony XSMP1620W Marine Speaker, 6.5-Inch Woofer, and 2-Inch Tweeter (Discontinued by Manufacturer) 2-way 6-1/2" white marine speakers (pair) Polypropylene woofer with rubber surround Poly cone tweeter Power range: 2-45 watts RMS (160 watts peak power) Frequency response: 40-20,000 Hz