SI-TEX MDA-3 Metadata Zero Loss AIS Antenna Splitter [MDA-3]MDA 3 Metadata AIS Zero Loss Antenna Splitter Utilizes a compact (5. 5"X3. 9"X1. 9") module that is IPx7 Waterproof rated, for flexible location and rugged performance in any marine environment. The Metadata AIS Zero Loss Antenna Splitter allows for the full use of VHF communications and AIS send receive with a single antenna. This sophisticated antenna splitter was developed specifically for use with Class B AIS transceivers, providing optimum AIS