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Garmin GSD 25 Premium Sonar Module [010-01159-00]
Raymarine CP370 Digital Sonar Module [E70297]
Raymarine CP470 CHIRP Sonar Module [E70298]
Raymarine CP570 Professional CHIRP Sonar Module [E70258]
SI-TEX SCS-1000 CHIRP Echo Sounder Module [SCS-1000]