![em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Brand_Forespar Performance Products Series 40 All Purpose Block](https://cdn.shopify.com/s/files/1/0177/6703/9076/files/98701XL.jpg?v=1761330366)
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Series 40 All Purpose Block - Single Cheek
( Extenders
Its compact size is perfect for when space is at a premium
Built-in transducer cable management keeps excess transducer cable out of the way
em-trak B921 Class B AIS Transceiver - 2W CSTDMA [430-0001] Brand_Forespar Performance Products Series 40 All Purpose BlockB921 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
