Garmin Gpsmap 531 S Color Sonar/Gps - $599.88

Tailored for freshwater performance with a dual-beam transducer, 3-D viewing options and a high-speed processor for ultrafast redraws and fluid panning. Pre-loaded with charts for more than 14,000 U.S. lakes and navigable rivers. Find information easier with the streamlined user interface. Ultra Scroll high-rep rate sonar for accurate, to-the-second updates. Get enhanced target visibility with AutoGain technology. View weak and strong returns simultaneously with See-Thru technology. Mariner's Eye and Fish Eye 3-D imaging deliver highly detailed views of your surroundings. Water-temperature log automatically graphs data. Adjustable depth line for judging fishing levels and bottom clearance. Backlit keypad. Integrated high-sensitivity GPS receiver. Two NMEA 0183 I/O ports. Includes GPS 531s, patented transom/trolling motor mount transducer, power/data cable, mounting bracket with tilt/swivel and a protective front cover.Display: 5" 320V x 234H QVGA. Dimensions: 5.9"H x 6.4"W x 2.9" D. - $599.88