xSonic SS175M Stainless Steel Thru-Hull Tilted Medium CHIRP Transducer - 12 Element - 9-PinFeatures: Black 9-Pin Connector; Cable Length - 10M (33.0'); SS175M - 1-Internal Broadband Ceramic Assembly; Depth & fast-response water-temperature sensor; Stainless Steel transducer housing; Hull Type: Steel or aluminum; Boat Size: Up to 11M (36'); Useable shaft length 71mm (2.80"); Medium-Frequency (M) Medium-Chirps from 85 kHz to 135 kHz, 24 to 16 beamwidth; 50 kHz of total bandwidth from one transducer; Covers popular fishing frequencies of 88 and 107 kHz plus everything else in the bandwidth; Medium-frequency benefits include the ability to sound deeper than the high-frequency, along with better target resolution than the low-frequency; - cis2:mm5mnJlm -Brochure (pdf)