| Brand | : | Garmin |
| Manufacture | : | Garmin |
| Label | : | Garmin |
| Publisher | : | Garmin |
| Product Group | : | GPS or Navigation System |
| Product Type Name | : | GPS_OR_NAVIGATION_SYSTEM |
| Studio | : | Garmin |
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Product Description
Garmin GPSMAP 421, 421S Chartplotters feature a 4" diagonal screen, satellite-enhanced worldwide basemap, XM weather and radio compatible, NMEA 2000 capable, high-sensitivity GPS receiver, sounder version available.