In one incident a Federal drug agent at the scene of the transaction wore a body microphone that did not work.

But you can't imagine Ms. Streisand performing with a body microphone stuck in her hair.

But the videotape and its audio from the sergeant's body microphone tell a different story.

It was especially so in this production because the actors' voices were heavily amplified through body microphones.

Today, any pop belter with a body microphone can be a Broadway star.

But operagoers who like their singing the natural way may be dismayed by the production's use of body microphones.

And by singing into a body microphone, these singers are undermining every technical principle they have been taught.

Of course, you cannot properly evaluate an operatic voice heard through a crackling body microphone.

Many American theaters have systems that do not involve the body microphones common on Broadway.

The priests do not preach from the pulpit but, wearing body microphones, pace in front of the congregation.