Lowrance 000-12181-001 Elite-9 CHIRP Fishfinder/Chartplotter with US Basemap, 83/200KHz CHIRP and 455/800KHz DownScan Transducer High-resolution 4.3-inch LED-backlit color display CHIRP Sonar plus Down Scan Imaging Down Scan Overlay technology Advanced Signal Processing 83/200KHz CHIRP and 455/800KHz Down Scan Imaging transducer included