<p><strong>Twin Mini Compact Horn </strong></p><p>Twin Mini Compact Horn features a prewired, sealed sound unit with 304 stainless steel diaphragm and stamped 304 stainless cover. Mounting bracket can be used as a wiring template. A drop-in replacement for many common OEM horns. When installed, horns should point slightly downward to permit water drainage. At 111 decibels and a frequency (Hz) of 490±20A, this horn meets US Coast Guard's COLREGS and ABYC standard A-23 for use on vessels under 12m (39'). 12VDC. NMMA Type Accepted #2577061. </p><p><img src="https://productimageserver.com/prop65/6pt.png" alt="Warning" /><strong>WARNING:</strong> This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to <a href="http://P65Warnings.ca.gov">P65Warnings.ca.gov</a>.</p> <!--- cis2:m2lumJ1t --->