Soon he heard a single click on his radio earpiece.

It uses small sensors integrated into the left and right radio earpieces worn by the driver.

The radio earpiece started crackling with an unfamiliar voice.

The "Two" man who got on with her had a radio earpiece, almost like a hearing aid.

There was also a little radio earpiece that didn't seem to work.

Their hands were clasped in front, and radio earpieces kept them in contact with one another as they scanned the crowd.

Blagg pulled out the radio earpiece and struggled to sit up.

Her other hand pressed her radio earpiece more firmly in place.

"Team-2, this is Lead," they all heard over their radio earpieces.

"Got it," Coypu's voice spoke in my radio earpiece.