Garmin Transom/Trolling Motor Mount Dual Beam Transducer<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This dual beam transducer replaces the one included with your echo series 500 W 4-pin transducer; an operating frequency of 77 to 200 kHz; a beam width of 45 to 15 degrees; and mounts on a 0 to 70 degree transom.</li><li>When using with a 6-pin Garmin sounder， transducer adapter cable part number 010-11614-00 is required.</li><li>When using with the echo MAP 50s/70s， transducer adapter cable part number 010-11948-00 is required.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51fcxrcOQ6L.jpg" noproxy>