Maretron Vessel Data Recorder Includes M003029 VDR100Vessel Data Recorder Includes M003029 VDR100 Maretron's Vessel Data Recorder (VDR100) is used to record messages transmitted from every product interconnected on the vessel's NMEA 2000 network. Each message is stored using solid state memory technology with simple data retrieval via a removable USB flash drive. The supplied 16 Gbyte USB Flash Drive will hold weeks or more of data, and with the optional purchase of a larger USB Flash Drive, a year or