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.
Compatible with
- echoMap 50dv / 50s
- echoMap 70dv / 70s
- GPSMAP 527xs / 557
- GPSMAP 721 / 721xs / 751 / 751xs







