Garmin Signal VHF 400 Marine VHF Radio w/Built-In AIS Transponder [010-02951-00] Brand_Infinity now in a larger 4”

now in a larger 4” housing

Add isolation to an RS232 port to protect against ground loops

especially in complex work situations

1oz treats 5 gallons of gas

Garmin Signal VHF 400 Marine VHF Radio w/Built-In AIS Transponder [010-02951-00] Brand_Infinity now in a larger 4”Signal VHF 400 Marine VHF Radio with Built In AIS Transponder **As the FCC requires all units sold in the US to be programmed by a qualified technician. Please submit the form below for programming at time of purchase. A copy of the MMSI Registration or FCC Ship Station License is required along with the vessel master or owner's signature on the completed programming form. ** Click here to download form. BUILT IN AIS Stay aware of the water with built