Переглядів 6,429
NEW Hearing Test for Background Noise | Audible Contrast Threshold (ACT). Cliff Olson, Doctor of Audiology and founder of Applied Hearing Solutions in Phoenix Arizona, discusses a completely NEW hearing test designed to identify how much separation you need of speech from background noise to be able to hear.
hearingup.com
DrCliffOlson.com
appliedhearingaz.com
hearingloss.com