Garmin GPSMAP 531S Combo - Includes dual beam transducerFeatures a large ultra-bright 5" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their opsition on the water. They are ready to go with built-in cartography for inland U.S. waters (over 14,000 lakes) and Garmin's proven easy-to-use interface designed to help you navigate the waters with ease. Features and Specifications: Large, ultra-bright 5" diagonal QVGA display, 234 x 320 pixels - over 800 nits of brightness Preloaded with charts for over 14,000 U.S. lakes and navigable rivers Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather Built-in high-sensitivity GPS receiver High-speed processor for fast screen redraws and smooth panning Two NMEA 0183 I/O ports Streamlined user interface makes it simple to select modes and features Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to an SD card Optional BlueChart g2 Vision cards provide marine chart detail and enhanced navigation features like Auto Guidance, satellite imagery, 3-D Mariner's Eye View and 3-D Fish Eye View Backlit keypad for easy operation in low light conditions Unit dimensions: 5.9"H x6.4"W x 2.9"D Power output: 400 watts (RMS) 3200 watts (peak to peak), dual beam Depth: 900 feet/300 meters (dual beam) Dual beam transducer - 80 kHz (45 degrees), 200 kHz (14 degrees) for maximum freshwater performance Patented transom/trolling mount transducer UltraScroll high rep rate sonar provides lightning-fast screen updates AutoGain technology enhances target visibility See-Thru technology shows weak and strong returns simultaneously Water temperature log graphically records water temp data A-scope Round flasher display 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 GPS & Sounder Combo

Garmin GPSMAP 531S Combo - Includes dual beam transducerFeatures a large ultra-bright 5" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their opsition on the water. They are ready to go with built-in cartography for inland U.S. waters (over 14,000 lakes) and Garmin's proven easy-to-use interface designed to help you navigate the waters with ease. Features and Specifications: Large, ultra-bright 5" diagonal QVGA display, 234 x 320 pixels - over 800 nits of brightness Preloaded with charts for over 14,000 U.S. lakes and navigable rivers Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather Built-in high-sensitivity GPS receiver High-speed processor for fast screen redraws and smooth panning Two NMEA 0183 I/O ports Streamlined user interface makes it simple to select modes and features Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to an SD card Optional BlueChart g2 Vision cards provide marine chart detail and enhanced navigation features like Auto Guidance, satellite imagery, 3-D Mariner's Eye View and 3-D Fish Eye View Backlit keypad for easy operation in low light conditions Unit dimensions: 5.9"H x6.4"W x 2.9"D Power output: 400 watts (RMS) 3200 watts (peak to peak), dual beam Depth: 900 feet/300 meters (dual beam) Dual beam transducer - 80 kHz (45 degrees), 200 kHz (14 degrees) for maximum freshwater performance Patented transom/trolling mount transducer UltraScroll high rep rate sonar provides lightning-fast screen updates AutoGain technology enhances target visibility See-Thru technology shows weak and strong returns simultaneously Water temperature log graphically records water temp data A-scope Round flasher display 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

Garmin GPSMAP 531S Combo - Includes dual beam transducerFeatures a large ultra-bright 5" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their opsition on the water. They are ready to go with built-in cartography for inland U.S. waters (over 14,000 lakes) and Garmin's proven easy-to-use interface designed to help you navigate the waters with ease. Features and Specifications: Large, ultra-bright 5" diagonal QVGA display, 234 x 320 pixels - over 800 nits of brightness Preloaded with charts for over 14,000 U.S. lakes and navigable rivers Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather Built-in high-sensitivity GPS receiver High-speed processor for fast screen redraws and smooth panning Two NMEA 0183 I/O ports Streamlined user interface makes it simple to select modes and features Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to an SD card Optional BlueChart g2 Vision cards provide marine chart detail and enhanced navigation features like Auto Guidance, satellite imagery, 3-D Mariner's Eye View and 3-D Fish Eye View Backlit keypad for easy operation in low light conditions Unit dimensions: 5.9"H x6.4"W x 2.9"D Power output: 400 watts (RMS) 3200 watts (peak to peak), dual beam Depth: 900 feet/300 meters (dual beam) Dual beam transducer - 80 kHz (45 degrees), 200 kHz (14 degrees) for maximum freshwater performance Patented transom/trolling mount transducer UltraScroll high rep rate sonar provides lightning-fast screen updates AutoGain technology enhances target visibility See-Thru technology shows weak and strong returns simultaneously Water temperature log graphically records water temp data A-scope Round flasher display 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

Garmin GPSMAP 531S Combo - Includes dual beam transducerFeatures a large ultra-bright 5" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their opsition on the water. They are ready to go with built-in cartography for inland U.S. waters (over 14,000 lakes) and Garmin's proven easy-to-use interface designed to help you navigate the waters with ease. Features and Specifications: Large, ultra-bright 5" diagonal QVGA display, 234 x 320 pixels - over 800 nits of brightness Preloaded with charts for over 14,000 U.S. lakes and navigable rivers Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather Built-in high-sensitivity GPS receiver High-speed processor for fast screen redraws and smooth panning Two NMEA 0183 I/O ports Streamlined user interface makes it simple to select modes and features Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to an SD card Optional BlueChart g2 Vision cards provide marine chart detail and enhanced navigation features like Auto Guidance, satellite imagery, 3-D Mariner's Eye View and 3-D Fish Eye View Backlit keypad for easy operation in low light conditions Unit dimensions: 5.9"H x6.4"W x 2.9"D Power output: 400 watts (RMS) 3200 watts (peak to peak), dual beam Depth: 900 feet/300 meters (dual beam) Dual beam transducer - 80 kHz (45 degrees), 200 kHz (14 degrees) for maximum freshwater performance Patented transom/trolling mount transducer UltraScroll high rep rate sonar provides lightning-fast screen updates AutoGain technology enhances target visibility See-Thru technology shows weak and strong returns simultaneously Water temperature log graphically records water temp data A-scope Round flasher display 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

GARMIN GPSMAP 531S GPS CHART FISHFINDER W/DUAL BEAM TM GARMIN GPSMAP 531S GPS CHART FISHFINDER W/DUAL BEAM TM 1 Year Manufacturer Warranty Garmin GPSMAP 531S Combo - Includes dual beam transducer Features a large ultra-bright 5" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their opsition on the water. They are ready to go with built-in cartography for inland U.S. waters (over 14,000 lakes) and Garmin's proven easy-to-use interface designed to help you navigate the waters with ease. Features and Specifications: Large, ultra-bright 5" diagonal QVGA display, 234 x 320 pixels - over 800 nits of brightness Preloaded with charts for over 14,000 U.S. lakes and navigable rivers Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather Built-in high-sensitivity GPS receiver High-speed processor for fast screen redraws and smooth panning Two

New Eagle FishMark 320 Portable Fish / Depth finder! Garmin GPSMAP 531S Combo - Includes dual beam transducer Features a large ultra-bright 5" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their opsition on the water. They are ready to go with built-in cartography for inland U.S. waters (over 14,000 lakes) and Garmin's proven easy-to-use interface designed to help you navigate the waters with ease. Features and Specifications: * Large, ultra-bright 5" diagonal QVGA display, 234 x 320 pixels - over 800 nits of brightness * Preloaded with charts for over 14,000 U.S. lakes and navigable rivers * Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather * Built-in high-sensitivity GPS receiver * High-speed processor for fast screen redraws and smooth panning * Two NMEA 0183 I/O ports * Backlit keypad for easy operation in low light condi