The ideal test environment is a quiet room. High ambient background noise adversely affects OAE measurements.
The patient should be sleeping or in quiet relaxed state. Sucking, blinking, crying or movement may affect testing.
Place the probe in the ear and secure the cable with the clothing clip.
The probe status in the software will turn green to indicate a good seal. It will turn red when an insufficient seal is present, e.g., out of ear.
Click on START in the software or press the spacebar on the keyboard.