The Humminbird HUM-710279-1 Xdcr, CHIRP-Hi-Wide, Thru-Hull, 7 Pin is a high performance fish finder that offers a variety of features to help anglers find and catch more fish. This fish finder has a 7-pin connector that allows it to be connected to a compatible transducer, such as the Humminbird CHIRP-Hi-Wide transducer. This fish finder has a high-resolution display that makes it easy to see even the smallest details in the water. The Humminbird HUM-710279-1 Xdcr, CHIRP-Hi-Wide, Thru-Hull, 7 Pin also has a built-in CHIRP sonar system that can detect fish at a distance.