Maximum Garmin Card Readers Networked to a GPSMAP 8000 / 8200

The GPSMAP 8000 / 8200 series can utilize a maximum of two SD Card Readers, allowing the device to read up to four cards simultaneously. A Garmin Card Reader networked to a GPSMAP 8000 / 8200 series chartplotter enables the user to add a chart, transfer user data, and update the device's internal software.