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![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Brand_Raymarine Automatically provides Side Imaging](https://cdn.shopify.com/s/files/1/0649/7717/4718/files/98701XL.jpg?v=1713242404)
![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Brand_Raymarine Automatically provides Side Imaging](https://cdn.shopify.com/s/files/1/0649/7717/4718/files/98701BXL.jpg?v=1713242406)
![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Brand_Raymarine Automatically provides Side Imaging](https://cdn.shopify.com/s/files/1/0649/7717/4718/files/98701CXL.jpg?v=1713242409)
Automatically provides Side Imaging
An Actisense PC to NMEA 2000 Gateway (NGX-1/NGT-1) is required to configure the EMU-1
Fits Models: All UM725 Models (UM725
*Requires 0-180 Ohm sender
em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Brand_Raymarine Automatically provides Side ImagingB921 Class B AIS Transceiver 2W CSTDMA **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 the 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. The B921 is a 2W CSTDMA Class B AIS transceiver, delivering em
