![Standard Horizon SSM-517A Earpiece Microphone f\/HX270, HX370, HX471 HX400 [SSM-517A]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/600x600/products/35953/54661/91439XL__91652.1697198766.jpg?c=1 "Standard Horizon SSM-517A Earpiece Microphone f\/HX270, HX370, HX471 HX400 [SSM-517A]")
Product Overview
SSM-517A Earpiece Microphone for HX270, HX370, HX471 & HX400
The Standard Horizon SSM-517A Earpiece Microphone is compatible with HX270, HX370, HX471, and HX400.
![Standard Horizon SSM-517A Earpiece Microphone f\/HX270, HX370, HX471 HX400 [SSM-517A]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/1280x1280/products/35953/54661/91439XL__91652.1697198766.jpg?c=1 "Standard Horizon SSM-517A Earpiece Microphone f\/HX270, HX370, HX471 HX400 [SSM-517A]")
SSM-517A Earpiece Microphone for HX270, HX370, HX471 & HX400
The Standard Horizon SSM-517A Earpiece Microphone is compatible with HX270, HX370, HX471, and HX400.
![Standard Horizon Heavy Duty Belt Clip f\/HX370S, HX370SAS, & HX471S [CLIP-17]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/19418/33190/49717XL__24555.1697154184.jpg?c=1 "Standard Horizon Heavy Duty Belt Clip f\/HX370S, HX370SAS, & HX471S [CLIP-17]")
![Standard Horizon SSM-21A Speaker Mic f\/HX890, HX400, HX400IS, HX380, HX40 HX210 [SSM-21A]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/33981/51703/88589XL__94712.1697193203.jpg?c=1 "Standard Horizon SSM-21A Speaker Mic f\/HX890, HX400, HX400IS, HX380, HX40 HX210 [SSM-21A]")
Standard Horizon
![Standard Horizon Earphone f\/SSM-14 [SEP-10A]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/21657/35912/56455XL__21360.1697160188.jpg?c=1 "Standard Horizon Earphone f\/SSM-14 [SEP-10A]")
![Standard Horizon SU-1 Barometric Sensor f\/HX471S [SU-1]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/14931/27859/14934XL__69259.1697142519.jpg?c=1 "Standard Horizon SU-1 Barometric Sensor f\/HX471S [SU-1]")
![Standard Horizon Battery Tray f\/HX290, HX400, & HX400IS [FBA-42]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/19420/33192/49721XL__77754.1697154189.jpg?c=1 "Standard Horizon Battery Tray f\/HX290, HX400, & HX400IS [FBA-42]")
