Garmin STRIKER Plus 4
US$ 138.70With Dual-Beam transducer
4.3” GPS Fishfinder with Industry-leading Sonar and Quickdraw Contours Mapping SoftwareRaymarine CP370 Digital Sonar Module
US$ 719.65Successor to Raymarine's CP300, the CP370 delivers exceptional clarity, sharper fish targets, and automatic operation using Raymarine’s next-generation ClearPulse™ digital sonar processing.Raymarine CP470 CHIRP Sonar Module
US$ 1,173.25Engineered for serious anglers, the CP470 sonar module bring best-in-class target separation and high resolution CHIRP sonar imagery to Raymarine multifunction displays. Using a wide spectrum of frequencies and greater sensitivity the CP470's advanced CHIRP transceiver can see through dense schools of baitfish, identify thermoclines, and simultaneously target desired game fish.