SSM-517A Earpiece Microphone for HX270, HX370, HX471 & HX400The Standard Horizon SSM-517A Earpiece Microphone is compatible with HX270, HX370, HX471, and HX400. Specifications:Type:...
Compact Speaker MicThe SSM-17H is fully compatible with all the handheld transceivers that have a speaker mic connection. The audio power, quality and design of the SSM-17H are improvements as...