"Livescope" is a transducer & blackbox ... it will only work on certain Garmin units : Compatible with GPSMAP® 8400/8600 series MFDs, GPSMAP 7400/7600, 1002/1202, GPSMAP 1202/1202xsv Touch, 702/902 series chartplotters and X2 Plus series and ECHOMAP™ Plus 70cv/70sv and ECHOMAP UHD and 90sv chartplotter/sonar combo series.