Collocations for microphone - noun

boom, cordless, headset, radio, underwater, wireless
condenser
external
There's a place to plug in an external microphone.

built-in
directional, omnidirectional
concealed, hidden
live, open
Unfortunately we were near an open microphone and all his colleagues heard what we said.

speak into, use
check, test
wear
He was wearing a hidden microphone.

pick sth up, record sth
The microphone picks up the surrounding sounds.

amplify sth

input (esp. AmE), jack
stand
headset

behind a/the microphone
Alex Jones is back behind the microphone for a new series.

in front of a/the microphone
Interviewees are placed in front of the microphone and grilled.