Sennheiser EW 300 G4-Headmic 1-RC-AW+. The powerful SL-HEADMIC1 is the professional solution for lively lectures and speeches. Thanks to its high speech intelligibility, the headset microphone offers absolute reliability. Remote-controlled mute button available for the bodypack transmitter.

Product details : https://www.sennheiser.com/de-at/catalog/products/drahtlossysteme/ew-300-g4-headmic-1/ew-300-g4-headmic-1-rc-aw-508401