This single-channel transducer high frequency CHIRP thru-hull transducer transmits across the 130-210 kHz bandwidth, providing bottom detection down to 1,000 ft. The SS175H-W provides excellent target separation, making it easy distinguish baitfish from game fish and structure. The 20° tilt is ideal for boats with a 20° to 24° hull deadrise. Ideal for boats up to 10m (35ft) in length.