The Standard Horizon Speaker Microphone comes with a heavy-duty belt clip. This submersible mic is compatible with Standard Horizon HX890, HX400, HX400IS, HX380, HX40, and HX210 Handheld VHF Radios.
|The Standard Horizon SSM-21A is a submersible and intrinsically safe rated speaker mic for Standard Horizon Marine Radios. The SSM-21A can be submerged under water up to 9 feet deep for 30 minutes and features a swivel belt clip for comfortable wearing. The Standard Horizon SSM-21A is the direct replacement for the Standard Horizon SSM-14A Speaker Mic. The Standard Horizon SSM-21A has a one-year replacement warranty.|
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