


Digital Antenna 578-SB 4' AIS Antenna - 578-SB
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Digital Antenna 578-SB 4' AIS Antenna - 578-SBAIS Antennas 4' Length, 4. 5dB Gain In conjunction with the USCG Automatic Identification System (AIS) requirements for commercial vessels, Digital Antenna created a series of 4 AIS antennas that meet the exacting AIS frequency requirements. Designed with a low 1. 5: 1. 0 SWR ratio from 159 162 MHz, Digital Antennas 4. 5 dB gain AIS antennas offer unsurpassed durability and performance compatible with all AIS transponders. Customers and installers
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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Color: Alabama Crimson Tide, Size: X-Large
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Reviewed in the United States on January 28, 2026
★★★★★ 4
Cute but runs a bit small
Color: Ohio State Buckeyes, Size: Small
Good quality but runs a bit small. My dog is a toy poodle approximately 7.5 lbs and a medium would have fit better. She can still wear it, but I was surprised at the size. It is still cute and works for photos.
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Reviewed in the United States on February 28, 2026
★★★★★ 5
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Color: Texas Longhorns, Size: Medium
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Reviewed in the United States on March 12, 2026
★★★★★ 5
Great quality!
Color: Oklahoma Sooners, Size: Large
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