Sennheiser SKM9000BKB1-B4 Hollyland Cameras It is more likely a

It is more likely a failing Ribbon Cable or a "logic gate" failure on the Control PCB

a traditional "click-to-mute" cycle

the master unit maintains a stable line-of-sight communication range of up to 1

the B4 Mount remains a "secret weapon" for broadcasters

gently pulling it down until it sits fully flush and securely covers the microphone ports

Sennheiser SKM9000BKB1-B4 Hollyland Cameras It is more likely aSennheiser SKM 9000 BK B1 B4 Digital Handheld Wireless Transmitter (Black) The Sennheiser SKM 9000 BK B1 B4 (Article Number: 504716 Command Variant: 504712) is a flagship, elite tier digital handheld wireless microphone transmitter from Sennheisers reference Digital 9000 platform. Built without compromise for international music tours, high profile broadcast television networks, and premium live performances, this modular "body only" transmitter