Top Back Sonar Reviews

Humminbird 411790-1 ICE Helix 9 MSI+ GPS G4N MEGA 360 Fish Finder Bundle

  • MEGA 360 Imaging: Eliminate the guesswork and quickly find structure and fish without drilling as many holes, track schools of fish as they move, and know which direction the fish are headed..
  • Dual Spectrum CHIRP Sonar: See high-resolution returns of individual fish, bait and structure on both the flasher and traditional 2D sonar views at greater depths and range, with target separation down to 3/4"..
  • CHIRP Interference Rejection: Six settings keep competing sonar signals from cluttering your screen, providing a clear view in both sonar and flasher modes..
  • Adjustable Sonar Zoom: Hone in on fish, whether they are tight to the bottom, or suspended high in the water column. Utilize 2X zoom on the flasher screen, or up to 16X zoom on 2D sonar view..
  • Internal Precision GPS Built-in: Pinpoint your location by marking waypoints of your most productive areas and navigate out to your spot and back with GPS tracks..
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Humminbird 411750-1 ICE Helix 7 Chirp GPS G4 Fish Finder

  • Dual Spectrum CHIRP Sonar: See high-resolution returns of individual fish, bait and structure on both the flasher and traditional 2D sonar views at greater depths and range, with target separation down to 3/4"..
  • CHIRP Interference Rejection: Six settings keep competing sonar signals from cluttering your screen, providing a clear view in both sonar and flasher modes..
  • Adjustable Sonar Zoom: Hone in on fish, whether they are tight to the bottom, or suspended high in the water column. Utilize 2X zoom on the flasher screen, or up to 16X zoom on 2D sonar view..
  • Internal Precision GPS Built-in: Take the guesswork out of finding your fishing spot. Pinpoint your location by marking waypoints of your most productive areas and navigate out to your spot and back safely with GPS tracks..
  • Humminbird Basemap Built-in: Our enhanced standard Basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with total confidence. Identify buoys, daymarkers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes..
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Humminbird 411760-1 ICE Helix 7 Chirp GPS G4 All Season Fish Finder

  • Dual Spectrum CHIRP Sonar: See high-resolution returns of individual fish, bait and structure on both the flasher and traditional 2D sonar views at greater depths and range, with target separation down to 3/4"..
  • CHIRP Interference Rejection: Six settings keep competing sonar signals from cluttering your screen, providing a clear view in both sonar and flasher modes..
  • Adjustable Sonar Zoom: Hone in on fish, whether they are tight to the bottom, or suspended high in the water column. Utilize 2X zoom on the flasher screen, or up to 16X zoom on 2D sonar view..
  • Internal Precision GPS Built-in: Take the guesswork out of finding your fishing spot. Pinpoint your location by marking waypoints of your most productive areas and navigate out to your spot and back safely with GPS tracks..
  • Humminbird Basemap Built-in: Our enhanced standard Basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with total confidence. Identify buoys, daymarkers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes..
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Humminbird 411870-1 ICE Helix 9 MSI+ GPS G4N MEGA Live Bundle

  • MEGA Live Imaging: See fish, bait and structure in real-time with no gaps in sonar coverage, powered by the unmatched detail and clarity of MEGA Imaging throughout the entire sonar view..
  • Dual Spectrum CHIRP Sonar: See high-resolution returns of individual fish, bait and structure on both the flasher and traditional 2D sonar views at greater depths and range, with target separation down to 3/4"..
  • CHIRP Interference Rejection: Six settings keep competing sonar signals from cluttering your screen, providing a clear view in both sonar and flasher modes..
  • Adjustable Sonar Zoom: Hone in on fish, whether they are tight to the bottom, or suspended high in the water column. Utilize 2X zoom on the flasher screen, or up to 16X zoom on 2D sonar view. Internal Precision GPS Built-in: Pinpoint your location by marking waypoints of your most productive areas and navigate out to your spot and back with GPS tracks..
  • Humminbird Basemap Built-in: Our enhanced standard Basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with confidence. Identify buoys, daymarkers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes..
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MarCum MX-7GPS Lithium Equipped GPS/Sonar System

  • Dual beam Precision Digital Sonar Engine – A 20 degree ultra-wide angle sonar cone sees fish further to the sides, giving you an advantage for both finding AND catching. An 8 degree Narrow Beam Transducer (NBT) targets only the fish directly beneath you at the push of a button, and overcomes standard sonar issues on steep breaks. We live by the accuracy of our sonar, and are proud of the industry-leading ½” target separation we offer..
  • True-Time 7” LCD Display – Our sonar and display work in tandem to offer ALL screens in true real-time display with zero latency, and no lag. Our response times and refresh rates are the fastest in the industry, a requirement for lightning-quick fish that can spit a hook as fast as they can eat one. That speed is offered in brightness levels currently unmatched, with luminance up to 1,000 nits (cd/m2), a measure rarely found on any 7” screen..
  • Internal GPS Receiver – Featuring the latest spec for highly precise positional accuracy, we take you to the spot and bring you back time after time, with smoother tracking and exacting detail. Navionics Basemap Onboard – More lakes and better coverage come from a host of sources. Through proprietary mapping and public data, we strive to never leave you blind..
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MarCum MX-7GPSLi Lithium Combo GPS/Sonar System

  • Dual beam Precision Digital Sonar Engine – A 20 degree ultra-wide angle sonar cone sees fish further to the sides, giving you an advantage for both....
  • True-Time 7” LCD Display – Our sonar and display work in tandem to offer ALL screens in true real-time display with zero latency, and no lag. Our....
  • Internal GPS Receiver – Featuring the latest spec for highly precise positional accuracy, we take you to the spot and bring you back time after....
  • Patented Interference Rejection – 12 settings so dialed-in, they’re protected via U.S. patent, doubling the ability to tune out noise when....
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LUCKY Portable Sonar Fish Finder Boat Depth Fishing Fish Finders Waterproof Handheld Wireless Fishing Finder Kayak Transducer Depth Finders for Ice Fishing Sea

  • Waterproof : The sonar fish finder is waterproof in rains. No need to worry the splashes makes the display damaged any more. Even though the sonar fish finder dropped into the river or lake, the fish finder portable would be floating on the water surface. You just need to put the wireless fish finder in open air after fishing to avoid water vapor generated inside display because of temperature differences..
  • Wireless & Castable : The sonar transducer supports max 328ft wireless operation and max 147ft water depth detection. The sonar ball is lightweight and compact and you don’t need long heavy cable anymore. Moreover, there is a small hole on the sonar transducer so that you can tether with your fishing line and cast it onto water easily..
  • Water Depth & Data Display : The sonar fish finder displays water depth, fish approximate location, fish size (small,middle,big), water temperature, bottom contour and so on. Besides that, you can also choose a particular underwater area on the display to learn each data more accurately. The measurement unit can be freely switched in FT/M and ℉/℃..
  • Sonar Transducer with Attractive Lamp : The sonar transducer works with 125Khz in a 90 degrees beam angle. The wireless fish finder will alerts when the sonar ball de....
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Atibin Castable Kayak Depth Finder Fishing Wireless Portable Fishing Finder Transducer Canoe Shore Fish Finder Sonar Detector Handheld Lake Sea

  • ...r, this castable wireless fish finder will give you a brand new experience of fishing, and if you want to choice a fishing gifts for your friends, husband, father, the handheld fish finder is the ideal one!.
  • Easy to use: Compare the ordinary portable fish finder with wired sonar transducer, the wireless type fishing finder is more easy to use. All you need to do is tie sonar sensor to a fishing line and throw it to water, fishing information will be shown on display. And if you tie sonar sensor to a RC boat, you can easily get the information of fishing point which you just want to detect..
  • Useful functions: Fish & fish school alarm function will sounding alarm when fish are detected which make you no more missing fish. Back light function can help you confirm information on display under sunlight and dark environments. The sensitivity of handheld wireless depth finder is 5 levels select-able, so no matter the water is clean or turbid, the portable fish finder can provide fishing information correctly..
  • High performance wireless sonar sensor: The max wireless operating distance of castable fish finder is 393 ft (120m), ....
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Humminbird 410220-1 HELIX 5 CHIRP DI (Down Imaging) GPS G2 Fish Finder

  • Features CHIRP Digital Sonar, CHIRP Down Imaging, GPS mapping, AutoChart Live, the new Humminbird Basemap, DualBeam PLUS and SwitchFire.
  • CHIRP Down Imaging: Filter out noise and clutter for a clearer view beneath your boat. It’s the perfect blend of CHIRP Digital Sonar precision and Down Imaging detail.
  • CHIRP Digital Sonar: View details that other forms of sonar won’t show you. Humminbird CHIRP Digital Sonar is engineered to help you see individual fish, clearly identify bait and structure, and reach greater depths and range.
  • SwitchFire Sonar: Take command of how your sonar returns appear. With two display modes, you can add or remove detail, account for water depth, temperature and turbulence, even watch lure presentations – all at the push of a button.
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Lowrance 000-12395-001 StructureScan 3D - Transducer & Module

  • FITS: Lowrance Lowrance HOOK Reveal and HOOK² TripleShot models..
  • MORE VIEWS: TripleShot transducer gives you DownScan sonar (straight down), SideScan sonar (up to 300' to each side), and CHIRP sonar (fish arch) views..
  • WIDER SONAR COVERAGE: A wider sonar cone gives you double the coverage of traditional fish finders..
  • EASY TO INSTALL: A single transducer mounts to the transom of your boat..
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Humminbird  411720-1 ICE H5 Chirp G3 Fish Finder

  • Dual Spectrum CHIRP Sonar: See high-resolution returns of individual fish, bait and structure on both the flasher and traditional 2D sonar views at greater depths and range, with target separation down to 3/4"..
  • CHIRP Interference Rejection: Six settings keep competing sonar signals from cluttering your screen, providing a clear view in both sonar and flasher modes..
  • Adjustable Sonar Zoom: Hone in on fish, whether they are tight to the bottom, or suspended high in the water column. Utilize 2X zoom on the flasher screen, or up to 16X zoom on 2D sonar view..
  • Ultra Bright and Detailed LCD Display: The ICE HELIX screen provides everything you need to know, on a crystal-clear display with adjustable brightness. Whether in a fish house or on open ICE, you'll easily be able to see digital depth display, sonar returns and more exclusive features, all shown in real-time..
  • What’s Included: ICE HELIX 5 CHIRP G3 fish finder, Dual Spectrum CHIRP ICE transducer, 9Ah battery and charger, ICE shuttle, hardware, power cable and portable bag..
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UpBright AC/DC Adapter Compatible with MarCum LX-9 LX9 LX-7 LX7 LX-5 LX-5i LX5 i LX5i Sonar Under Water Camera Ice Flasher Combo 12V 9Ah Lead-acid SLA Battery RWX-ADCW-120100U Power Supply Charger PSU

  • World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty..
  • UpBright New Global AC / DC Adapter Compatible with MarCum LX-9 LX9 Digital Sonar Camera Under Water Camera Ice Fishing Sonar System Fishfinder Rechargeable 12-volt 9-amp 12V 9Ah Lead-acid SLA Battery UnderWater Camera Model: RWX-ADCW-120100U RWXADCW-120100U RWX-ADCW120100U RWXADCW120100U 12VSLABattery 12V SLA Battery MarCum SLA Universal Charger with SAE plug Switching Class 2 Power Supply Cord Cable Battery Charger Mains PSU.
  • Compatible with: Marcum LX-7 LX7 Ice Fishing Sonar System Fishfinder Digital Sonar System 8" LCD Dual Beam Rechargeable 12-volt 9-amp Lead Acid (SLA) Battery.
  • Compatible with: Marcum LX-5 LX-5i LX5 i LX5i Ice Sonar Flasher System 12 volt – 9 amp 12V 9Ah rechargeable battery.
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Lowrance 000-14294-001 Chart Plotters (HOOK2 with TripleShot Transducer)

  • Product 1: FISHREVEAL: Fish are easier to find and easier to identify. FishReveal combines the target separation of Lowrance CHIRP sonar and the high-resolution images of structure from DownScan Imaging to makes fish light up on your display..
  • Product 1: HIGH-DETAIL INLAND MAPS: Get high-detail maps of almost 4,000 US inland lakes. Create custom contour maps with even greater detail over any map or GPS plotter with Genesis Live, so you can get onto the fish faster​..
  • Product 1: TRIPLESHOT TRANSDUCER: Perfect for anglers who want all their sonar from a single transducer, TripleShot features wide-angle high CHIRP sonar and the high-resolution images of fish-holding structure from SideScan and DownScan Imaging..
  • Product 1: AUTOTUNING SONAR: Spend more time fishing and less time reworking your sonar settings with HOOK Reveal autotuning sonar, which ensures you get the best sonar image every time by automatically adjusting settings as fishing conditions change..
  • Product 2: Crafted from the highest quality material ensuring quality and durability.
  • Product 2: System with universal plate, Black.
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