The HELIX 7 CHIRP SI + DI GPS G4 features a large 7" display with LED backlight, CHIRP-ing Side Imaging, Down Imaging and 2D sonar. Includes GPS chartplotting, built-in Bluetooth, Ethernet networking capabilities, AutoChart Live with depth, vegetation and bottom hardness mapping.

*Optional 50 kHz transducers available for extreme deepwater.

SPECS 
Display Size - Diagonal:7"
Display Pixel Matrix:800H x 480V
Display Type:Color TFT
Display Colors Grayscale:16-bit
Sonar Standard:CHIRP Side Imaging/CHIRP Down Imaging/CHIRP Digital Sonar/DualBeam PLUS Mega SI + DI 
Standard Sonar Coverage:20°, 60° & (2) 86° @ -10db (Total of 180°)
Standard Sonar Frequency:83/200/455 kHz
Sonar Optional:50kHz, 50/Low Airmar CHIRP
Target Separation:2.5"
Power Output RMS:500 Watts*
Power Output Peak to Peak:4000 Watts*
Depth Capability:1500 ft & 2500 ft*
Temperature:Built In Transducer
Speed:GPS Speed Included
Backlight:LED
Unit Size - Gimbal Mount:10.54"W x 5.44"H x 1.13"D
Mount A Type:Gimbal Mount
Unit Size - Indash Mount:10.54"W x 5.80"H x 3.68"D
Mount B Unit Size2:Optional In-Dash
Mounting Options:Gimbal or Optional In-Dash
Transducer Standard:XNT 9 SI 180 T
Transducer Mounting:Transom
Power Input:10.8-20 VDC
Power Draw:900 mA
GPS Receiver:Included
GPS Tracking:Included
GPS Chartplotting:Included
Waypoints, Routes, Tracks/Points:2,500, 50, 50/20,000
Humminbird Mapping:Optional
Navionics+:Optional
Navionics Platinum+:Optional
Platinum Capable:Optional
360 Imaging:Optional
i-Pilot Link:Optional
HD Radar:Optional
NMEA 2000:Optional
5 Port Expansion Module:Optional
Precision GPS:Included
Heading Sensor GPS:Optional
PC Connect:Optional
External GPS Receiver:Optional
AIS Compatability:Optional
SwitchFire Sonar:Included
Screen Snap Shot:Included
Sonar Recording:Included
Humminbird PC:Included
Upgradable Internal Software:Included
Split Screen Zoom:Included
Split Screen Bottom Lock:Included
3D Chart View:Included
Large Digits View:Included
Wide/Narrow Cone Split Screen:Included
Custom View Selections:Included
Custom Digital Readout:Included
View Preset Keys:Not Supported
Temperature Graph:Not Included
Temperature Alarm:Included
Freeze Frame:Included
Instant Image Update:Included
Mark Structure on Sonar:Included
Selective Fish ID+:Included
Real Time Sonar:Included
Triplog:Included
X-Press Menu System:Included
Card Reader Available:Yes
# Card Slots:1