HELIX 5 SI/GPS ComboThe HELIX 5 CHIRP SI GPS G2 with our new user interface and operating system, features a brilliant 800H x 480V, 5" 256 color display with backlight. CHIRP Side Imaging/Down Imaging and DualBeam PLUS sonar with 4000 watts PTP power output, Precision Internal GPS Chartplotting with built-in UniMap cartography with a micro SD card slot for optional maps or for saving waypoints. Maximize your angling experience with the Humminbird HELIX 5 CHIRP SI GPS fishfinder GPS system.Features:The flagship unit of the HELIX family features DualBeam PLUS Sonar, GPS chartplotting with internal GPS receiver, Down Imaging;, and Side Imaging;5" color TFT wide-screen LCD480 x 800 resolution256 colors4000 watts peak-to-peakInternal GPS + MicroSD card slotNavionics compatibility (No Platinum)Includes Humminbird UniMap base maps and is compatible with Humminbird LakeMaster; charts, including AutoChart™ and AutoChart™ ProNavionics; Gold/HotMaps™ compatibleWater surface temperature gauge built into transducerGPS speed included1500' depth capability (2D) sonar; Down Imaging;, 350 feet; Side imaging;, 100 feet, left and rightWARNING: This product can expose you to chemicals including 1,3-Butadiene which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.