Audio-Technica ATM73cH Headworn Microphone for Audio-Technica Wireless 42005196944 | eBay
Cardioid Condenser Headworn Microphone, less power module, unterminated cable
Audio Technica BP893cT4-TH - BP893c Beige MicroEarset omni headworn mic terminated for use w/Shure wireless systems (TA4F-type connector) - compare to Countryman E2.... BP893cT4-TH