GPSMAP 520 Features

• Ultra-bright 5" diagonal color QVGA display, 320 x 240 pixels - over 800 nits of brightness

• New streamlined user interface offers easy selection of functions and features

• Preloaded worldwide satellite imagery

• Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to a SD card which can be shared with others

• Built-in GPS antenna

• BNC connector for optional GA29 remote GPS antenna

• Backlit keypad for easier operation at night

• Two NMEA 0183 I/O ports

• Unit dimensions: 5.0" W x 5.0" H x 2.7" D

GPSMAP 520s Features

• Same features as listed above

• New sounder design featuring excellent shallow water performance

• Power output: Dual Frequency -500 w (RMS) 4000 w (peak to peak);  Dual Beam - 400 w (RMS) 3200 w (peak to peak)

• Depth: 1500 feet (dual frequency), 900 feet (dual beam)

• CANet proprietary bus allows display and control of full feature sounder data on 2nd Garmin chartplotters

• Choose dual frequency transducer for maximum saltwater performance, or dual beam transducer for maximum freshwater performance

• Patented transom/trolling mount transducer

• UltraScroll high rep rate sonar provides lightning-fast screen updates

• New AutoGain technology enhances target visibility

• See-Thru technology: shows weak and strong returns together

• Water temperature log graphically records water temp data

• Round flasher display mode (in dual beam mode) and A-scope (in dual-freq mode)

• Whiteline

• Adjustable depth line helps gauge desired fishing levels and bottom clearance

• Split zoom display offers a closer look at fish targets and bottom structure

• 2X, 4X and bottomlock zoom

• Adjustable keel offset

• Alarms for fish size, shallow water, deep water and low battery

BlueChart g2 Vision cards provide:

• High resolution satellite imagery when overlaid on the chart, will provide the mariner with unparalleled situational awareness

• Aerial reference photography provides "real world" photos of ports, harbors, marinas, waterways, navigation landmarks and other points of interest, offering another powerful tool for navigating unfamiliar waters

• Mariner's Eye view - Provides the mariner with a 3-D perspective of chart information for a quick, reliable and easy position fix

• Fish Eye view - 3D perspective below the water line for displaying bottom contours based on bathymetric charting data

• Auto guidance technology will search the attributes of all relevant charts to suggest the best course for navigation

• Fishing charts, tides, currents, marine services, coastal roads and points of interest detail.

For information on how to order the g2 Vision cards- GO HERE