Garmin Xdcr GT23-TH Mid-Band CHIRP DownVu New Condition. 8-pin plug. Features of Garmin Xdcr GT23-TH Mid-Band CHIRP DownVu: 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. Included Accessories: GT23M-TH CHIRP DownVu transducer Documentation Package Contents: Garmin Xdcr GT23-TH Mid-Band CHIRP DownVu Garmin 010-12404-10: Xdcr GT23-TH Mid-Band CHIRP DownVu New Condition