Special Features:

Gpsmap 178c sounder package includes: built-in worldwide marine basemap, intergated gps sensor, power/data cable, 1-knob, adjustable tilt and swivel mount, users manual, and a quick start guide; no transducer included. Gives detailed depth contours.

Properties:

A fixed number of components and/or items, not all having the same basic name, of a ground or airborne navigation set that acquires and tracks signals from a constellation of orbital satellites to obtain time and three-dimensional position and velocity directly or in conjunction with sub systems of the host vehicle. Excludes stand alone navigation systems, such as inertial navigation set.