A combo sonar and mapping iGPS device with a 256-color, sunlight-viewable, high-res TFT display and a custom, built-in background map with enhanced continental U.S. and Hawaii detail. Includes over 60,000 navigation aids, 10,000 wrecks and obstructions in coastal and Great Lakes waters, as well as interstate exit services and more.

* Ultra-bright, 5" (12.7 cm) diagonal screen
* 256-color, enhanced TFT LCD
* High-definition 640 x 480 resolution
* Fluorescent cold-cathode backlit screen and keypad
* Unique Resize Window to adjust split-screen display
* Overlay Data feature displays sonar/GPS data on any full- or split-screen display
* Depth capability to 800 ft* (244 m) with 1500 watts of peak-to-peak power (187W RMS)
* High-performance, low-profile 200 kHz Skimmer transducer with built-in temp sensor delivers up to 60 of fish detection area with high sensitivity settings (operates at boat speeds up to 70 mph)
* Trolling speed and distance log readings available with purchase of an optional sensor
* Adjustable ping speed with automatic HyperScroll to display fish targets at higher boat speeds
* Choice of six color display modes to match outdoor light conditions, and to help reveal fish hidden in underwater cover
* FasTrack vertical bar flasher displays real-time sonar returns and relative strength of each target
* Advanced Signal Processing (ASP) automatically adjusts your settings for the best sonar picture
* COLORLINE separates fish from nearby structure and bottom, and helps define bottom composition and hardness
* Advanced Fish I.D. shows underwater targets in different sizes of fish symbols
* FishTrack displays target depth readings above fish symbols
* Surface water temperature readings come from a built-in temp sensor in the transducer
* Zoom with zoom bottom tracking and easy zoom-in/out control
* Selective on/off sonar alarms: Shallow, Deep, Fish and Zone
* Waterproof card slot for one MMC/SD memory card (not included) to record sonar graphs and GPS data files, and to load high-detail electronic chart options for nav display
* Built-in, 12-parallel channel GPS+WAAS antenna
* WAAS-enabled for enhanced position accuracy to 3 m (under 10 ft) at select locations
* Saves up to 1,000 waypoints, 1,000 event markers, and 100 routes (up to 100 waypoints/route)
* 100 savable plot trails with up to 10,000 points per trail
* 42 graphic icons to mark your favorite spots
* 40 map zoom ranges - from 0.02 to 4,000 miles - with easy zoom-in/out control
* High-speed screen updates
* Internal back-up memory keeps stored GPS data and sonar settings safe and accessible for years
* Rugged, reliable, completely sealed and waterproof casing, even for use in harsh saltwater environments