He and Roger simply needed to talk, out in the open and away from the hotel microphones.

There seemed to be several persons speaking in low tones near an open microphone.

A open microphone reveals to the crew what changed Roberts.

In the third game, she became annoyed with an open microphone on the umpire's chair.

In the speakers corner an open microphone waits for contributions.

Participants are encouraged to share their own stories with an open microphone during Saturday's schedule.

The open microphone in the teletype room was removed years ago.

That strange aircraft is hovering on top of me again (open microphone for two seconds).

It is hovering and (open microphone for one second) it's not an aircraft.