• Control Head Only Model: This model does not include a transducer. This CHO model is a great choice for those looking to connect to Built-in MEGA Down Imaging or Universal Sonar 2 on Minn Kota trolling motors or add to an existing Humminbird Ethernet network.
• Keypad control: Master HELIX at the touch of a button. Access the pre-loaded views from the user-friendly menu system, operated by softkey controls that allow you to reliably operate your fish finder in any conditions.
• MEGA Down Imaging: Get unprecedented underwater clarity with coverage down to 125 feet below your boat. You'll unlock new details with up to 3X more detail than standard Down Imaging sonar.
• Dual Spectrum CHIRP sonar: Before you cast, know what's down there thanks to highly-detailed fish arches and a clear view of fish-holding structure and the bottom. Powered by our proprietary, Low-Q CHIRP transducer, Dual Spectrum CHIRP 2D sonar offers two ways to search; Wide Mode for maximum coverage and Narrow Mode for focusing on the slightest detail.
• Internal GPS and Humminbird Basemap: Our enhanced 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, day markers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes, plus coastal coverage for the continental U.S.
• Premium Chart Compatible: Humminbird provides the most complete offering of premium chart options to anglers everywhere. Get a complete view of the world below with optional charts from Humminbird's LakeMaster® and CoastMaster™ products, as well as your choice of compatible Navionics® charts.
• AutoChart Live: Create real-time maps of your fishing spots, with access to patented Humminbird® LakeMaster® features. Map depth contours, bottom hardness and vegetation as you drive your boat. Comes standard with eight (8) hours of built-in recording time and is compatible with AutoChart Zero Line SD cards for virtually-endless AutoChart Live mapping capacity.
• One-Boat Network Compatible: These Humminbird models seamlessly integrate and communicate with other Humminbird and Minn Kota products to unlock more features and capabilities for anglers everywhere. Make the most of your time on the water with the exclusive boat control and fish-catching features of the One-Boat Network.
• Ethernet Networking: High-speed Ethernet allows you to build a powerful, professional-grade fishing system. Easily connect multiple fish finders, or upgrade to add-on technologies like Minn Kota i-Pilot Link and Humminbird CHIRP Radar.
• Bluetooth: Take control right from the screen of your Humminbird with wireless communication to compatible Talon and Raptor shallow water anchors. Additional features include wireless software updates from the Humminbird FishSmart App and display of smart phone notifications on your Humminbird.
• NMEA 2000 networking built-in: Connect an accessory NMEA 2000 network to your control head for even more information; from boat performance to weather and water conditions, make sense of it all with NMEA 2000 networking.
• Includes control head, power cable, gimbal mounting bracket and mounting hardware.
• 1-Year Limited Warranty

PRODUCT INFORMATION

• Model: HELIX 7 CHIRP MEGA DI GPS G4N CHO
• Product Code: 411640-1CHO
• Series: HELIX
• UPC: 0082324056222

DISPLAY

• Display Size: 7 inches diagonal
• Display Type: Color TFT
• Pixel Matrix: 1024H x 600V
• Display Colors: 16-Bit Grayscale
• Interface: Keypad Control
• Sunlight Readable: Yes

PHYSICAL DIMENSIONS

• Length: 3.08 in (7.82 cm)
• Height: 5.44 in (13.82 cm)
• Width: 10.54 in (26.77 cm)
• Weight: 2 lb 6.4 oz (1.09 kg)

SONAR CAPABILITIES

• Standard Sonar: Dual Spectrum CHIRP, MEGA Down Imaging
• Sonar Coverage: 20°, 42°, 60° & (2) 86° @ -10dB
• Optional Sonar: 50/83/200 kHz
• Frequencies Supported: 50/83/200/455/800 kHz, HW DSC CHIRP, MEGA
• CHIRP Frequencies: Narrow Mode (180-240 kHz), Wide Mode (140-200 kHz), Full Mode (150-220 kHz), Optional (28-250 kHz)
• Imaging Frequencies: 455 kHz (440-500 kHz), MEGA DI (1075-1150 kHz)
• Max Sonar Depth: 3,500 ft (optional 50 kHz), 1,200 ft (standard transducer)
• Max Down Imaging Depth: 350 ft (455 kHz), 125 ft (MEGA)
• Target Separation: 2.5 in
• Noise Rejection: 6 Steps
• Power Output Peak-to-Peak: 4000 Watts
• Power Output RMS: 500 Watts

GPS & MAPPING

• GPS: Internal GPS Receiver
• GPS Chartplotting: Included
• GPS Trackplotting: Included
• Waypoints/Routes/Tracks: 2,750 waypoints, 47 routes, 50 tracks/20,000 points
• Humminbird Basemap: Included
• LakeMaster Compatible: Yes
• CoastMaster Compatible: Yes
• Navionics Gold/HotMaps Compatible: Yes
• Navionics Platinum+ Compatible: Yes
• AutoChart Live: Included (8 hours built-in recording)

NETWORKING & CONNECTIVITY

• Ethernet Networking: Included (High-Speed)
• Bluetooth: Included
• NMEA 2000: Included
• One-Boat Network Compatible: Yes
• Memory Card Slot: Dual Micro SD
• HDMI Compatible: No

COMPATIBILITY

• MEGA Live Imaging: Yes
• MEGA 360 Imaging: Yes
• Minn Kota US2 Sonar: Yes
• Minn Kota Built-In MEGA DI: Yes
• Minn Kota i-Pilot Link: Yes
• Minn Kota Talon/Raptor: Yes
• Radar: Yes
• Autopilot: Yes
• AIS: Optional
• Heading Sensor GPS: Yes
• 5-Port Ethernet Switch: Yes

POWER

• Power Input: 10.8-20 VDC
• Power Draw: 800 mA

MOUNTING

• Standard Mount: Gimbal
• Standard Mount Size: 10.54 in W x 5.8 in H x 3.68 in D
• Optional Mount: In-Dash Mounting Kit
• Optional Mount Size: 10.54 in W x 5.44 in H x 1.13 in D
• Transducer Mount Location: Transom
• Transducer Included: No (Control Head Only)

ADDITIONAL FEATURES

• Screen Snapshot: Included
• Sonar Recording: Included
• Temperature: Built-In
• Temperature Alarm: Yes
• Temperature Graph: Yes
• Speed: Included
• Upgradable Software: Yes
• View Preset Keys: Yes
• X-Press Menu System: Yes
• Custom Digital Readout: Yes
• Custom View Selections: No

WHAT'S INCLUDED

• Control head
• Power cable
• Gimbal mounting bracket
• Mounting hardware

WARRANTY

• One-Year Limited Warranty