Very fast and reliable impedance measurements Probe tone 226 Hz, optional high frequency probe tone 1 kHz Reflex frequencies 500 Hz, 1 kHz, 2 kHz, 4 kHz (ipsi- and contralateral) Reflex decay testing (ipsi- and contralateral) Eustachian tube function (ETF) test for intact and perforated eardrums Automatic tests – simple to use
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