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SSM-21A Speaker Mic for HX890, HX400, HX400IS, HX380, HX40 & HX210
Standard Horizon SSM-21A submersible speaker microphone with heavy-duty belt clip. Compatible with Standard Horizon HX890, HX400, HX400IS, HX380, HX40, and HX210.
Toll free: 1.800.270.3797
Hour: 9-5 pm ET
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