First-class equipment. I chose this because, in contrast to many others of the same class, it is not only the old protocol NMEA 0183, but also NMEA 2000 dominates. This saves some trouble and trial with baud rates, and you're better equipped for the future. \ U200b \ u003cbr / \ u003cbr / \ u003cbr / \ u200b \ u200b \ Invisible. After complaining this sure rare individual case, SVB sent a new, different device with complete menu, which works best. Conclusion: Recommended!