Standard Horizon SSM-517A Earpiece Microphone f/HX270, HX370, HX471 & HX400
Standard Horizon SSM-517A Earpiece Microphone f/HX270, HX370, HX471 & HX400, p strong SSM-517A Earpiece Microphone for HX270 HX370 HX471 amp HX400 strong p p The Standard Horizon SSM-517A Earpiece Microphone is compatible with HX270 HX370 HX471 and HX400 p --- cis2 m2hrm5Rq ---