![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Marine Navigation & Instruments | Sounder/Sonar Modules GMS 10 Network Port Expander](https://cdn.shopify.com/s/files/1/0746/2456/5549/files/98701XL.jpg?v=1705916898)
![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Marine Navigation & Instruments | Sounder/Sonar Modules GMS 10 Network Port Expander](https://cdn.shopify.com/s/files/1/0746/2456/5549/files/98701BXL.jpg?v=1705916900)
![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Marine Navigation & Instruments | Sounder/Sonar Modules GMS 10 Network Port Expander](https://cdn.shopify.com/s/files/1/0746/2456/5549/files/98701CXL.jpg?v=1705916902)
Pay in 4 interest-free payments of $78.83 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
GMS 10 Network Port Expander
Mast Cable - 40M (131')
Attaches to PFD waist belt webbing
UPC: 753759275600
UPC: 743952004046
em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Marine Navigation & Instruments | Sounder/Sonar Modules GMS 10 Network Port ExpanderB921 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
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