em-trak B921 Class B AIS Transceiver - 2W CSTDMA Boat Barnett this robust external antenna is

this robust external antenna is packaged in a low-profile waterproof housing and provides 3 easy mounting solutions: pole

Heavy-duty zippers at the sidestays and a heavy-duty zipper running from the back of the cover to the end of the boom provides easy on and off

and more for up to four compatible Mercury engines by using the SmartCraft Connect gateway

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em-trak B921 Class B AIS Transceiver - 2W CSTDMA Boat Barnett this robust external antenna isB921 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