In both cases, the cell phone uses a small microphone, either attached to the earpiece or the speaker, to pick up the driver's side of the conversation.
The patient wears headphones when air conduction is tested and a vibrating earpiece behind the ear next to the mastoid bone or along the forehead when bone conduction is tested.
Through the headphones or earpiece pure sounds in both frequency and intensity are transmitted to the patient and the threshold at which the patient can hear for each frequency is established.
She tapped her earpiece, listened intently, and responded with a few words.
"Take off your earpiece," Evelyn whispered.
Jenn touched the earpiece tucked in her ear, frowning.
She rubbed her face, dressed in grey to reflect her mood, and tucked her spare earpiece into her pocket as she did every day.
His dark gaze returned to the box, and he reached up to the earpiece as he moved away from the others.
Dusty clipped the earpiece to his ear.
He positioned the earpiece of his communication headphones better.