A compact, submersible (IP57 3′ for 30 Minutes) external speaker mic compatible with all Standard Horizon VHF radios with a speaker mic connection. Loud audio with rugged construction makes this the perfect choice for all Mariners.
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Standard Communications MH73A4B Submersible Speaker Microphone
$62.39
Standard Horizon
Model: MH-73A4B
Availability: 5 in stock (can be backordered)
List Price: $62.39