Product Description

Humminbird 688ci HD DI Chartplotter Fishfinder ComboWith hallmark technologies like Down Imaging and SwitchFire sonar, the Humminbird 688ci HD DI provides expansive fishfinding power at a compact price. A brilliant 5" HD LCD display with 640V x 480H resolution delivers amazing clarity. The ultra-fast 10kHz internal GPS comes with a built-in UniMap to pinpoint your location and an SD card slot for adding maps and saving waypoints. Three programmable preset buttons let you easily save your favorite views. Convenient Tilt and Swivel Quick Disconnect or in-dash mount. 500 watts RMS. Humminbird 688ci HD DI GPS Features Internal Precision GPS 2,500 Waypoints 45 Routes 50 Tracks w/20,000 Points Each Trackplotting Chartplotting GPS Speed Humminbird UniMap Built-In Single SD Card SlotHumminbird 688ci HD DI Advanced Sonar Features Down Imaging Sonar for More Detail Switchfire Sona.