Garmin Xdcr, GT23-TH Mid-Band CHIRP, DownVu - Special Order - GA-0101240410Garmin Xdcr, GT23-TH Mid-Band CHIRP, DownVu - Special Order - GA-0101240410
GT23M-TH CHIRP DownVu transducer, MFG# 010-12404-10, thru-hull mount w/ fairing block, stainless steel, mid-band (80-160KHz), 600 Watts, and CHIRP DownVu (260/455KHz), 500 Watts. 8-pin plug.