Enjoy exceptional sound quality in your boat with speakers that carry on Sonys tradition of quality components. This pair of 6-1/2 dual-cone speakers puts out up to 145 watts (65 watts RMS) to offer excellent high-power output. Frequency response range of 40Hz to 20Hz teams with 90db efficiency and a strontium magnet to deliver optimal sound clarity. Water-resistant, UV-resistant and tested to meet ASTM G154 standards, theyre an ideal choice for watercraft sound systems. Mounting diameter is 5 with a seating depth of 2-1/8. Insulated tinsel leads. Per pair. Colors: Black, White. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Color: White. Type: Speakers.