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Standard Horizon MH-57A4B Mini Speaker Microphone

Standard Horizon MH-57A4B Mini Speaker Microphone

by Standard Horizon

Prices updated 11 Apr 2026

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Product Description

This speaker microphone unit is compatible with Standard Horizon marine VHF radio models, HX870E, HX851E, HX760E, HX751E, HX400E, HX370E & HX290E.  Please note, this is not waterproof.

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