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echoMAP™ CHIRP 40/50/70/90 Series
Garmin echoMAP CHIRP 52cv w/Transducer
Garmin echoMAP CHIRP 52dv with Transducer
Amazon.com: Garmin 010-01872-00 STRIKER 5CV with Transducer, 5" GPS Fishfinder, CHIRP Traditional And ClearVu Scanning Sonar Transducer, Built In Quickdraw Contours Mapping Software : Electronics
User manual Garmin EchoMAP 52dv (English - 6 pages)