Power and connect your compatible GPSMAP® device with this 8-pin power/data cable. Use with NMEA 0183 devices and a lamp or horn for visible or audible alerts.
Compatibility:
• Garmin echoMAP 50dv, echoMAP 50s
• Garmin GPSMAP 527, 527xs, 547, 547xs
• Garmin echoMAP 70dv, echoMAP 70s
• Garmin GPSMAP 721, 721xs, 741, 741xs