The SI-TEX Metadata Class B AIS Transceiver with Rmax Class B engine provides maximum range and efficient real-time AIS message processing for all message types. The transceiver features an internal 50-channel GPS smart antenna, eliminating the need for an external GPS antenna in many installations. NMEA0183, NMEA2000, and USB connectivity allows for easy plug-and-play installation on recreational or commercial vessels where sending and receiving AIS data is needed. The unit will need to be mounted with a clear view of the sky in order to utilize the internal GPS antenna. The compact transceiver module is waterproof to IPX7 standards for flexible location and rugged performance in any marine environment. SPECIFICATIONS:* Model#: MDA-1* Power: 12 to 24V DC* Power Consumption: 150mA @ 12V DC, | Si-Tex Metadata Class B AIS Transceiver with Internal GPS