SAS-900 6" Color Class A AIS TransceiverInternationally Certified SOLAS Class A AIS TransceiverSAS-900 is the world's most sophisticated and robust SOLAS and Inland-Waterway certified AIS Class A Transceiver.Fourth generation AIS technology delivers unmatched real world AIS receive, transmit and message processing performance and reliability. Quality engineered and manufactured without compromise, with features such as IPX7 weather proofing and integrated shock and vibration protection for continuous long term operation in even the harshest commercial or military environment.A large integrated high definition color screen maximizes the benefit of the SAS-900's powerful Electronic Chart display engine with full detailed chart AIS overlay, and multiple target management functionality, including innovative MOB features and many more.