Full Details on Amazon.com : http://www.amazon.com/gp/product/B00F5EB7N0?tag=tsukuyomi-20<br /><br />Humminbird 409420-1 600 678c HD XD Xtreme Depth Fishfinder (Black)<br /><br />640 x 480 5-Inch color VGA display <br />Xtreme Depth Sonar <br />Dual Beam20050kHz with SwitchFire <br />Temperature <br />Features 640V x 480H pixel screen <br />Power Output Max 500 Watts RMS 4000 Watts Peak-to-Peak
