Microphone and EarpieceThis in ear earpiece and microphone solution is designed for professionals relying on push to talk systems, particularly those using standard NATO wiring. Its built for durability with an overmolded construction and IP67 rating, ensuring it can handle harsh conditions. Made in the USA, it comes with a 1 year warranty for added reliability. Key Features and Benefits Compatibility and Design: Uses a U174 connector, ensuring it works with standard NATO