Welcome to Defender Canada! 
Standard Horizon Speaker/Microphone with Jack - SSM-21A
$84.58
Standard Horizon Speaker/Microphone with Jack - SSM-21A Item # 884425
Description
The Standard Horizon SSM-21A Speaker / Microphone is designed to work with Standard Horizon HX380, HX290, HX370S, HX400, HX851 and HX870 VHF radios.
Features:
- For use with Standard Horizon's HX380, HX290, HX370S, HX400, HX851 and HX870 VHF radios
- Commercial grade noise-cancelling
- Waterproof submersible design with IPX7 protection
- 3.3 Feet (1 Meter) for 30 minutes
- Includes heavy duty belt clip
Note: Replaces SSM-14A Speaker / Microphone