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The Ambco OTO-CHEK Audiometer Test Simulator is a ready-to-use Ear Simulator System designed for biological audiometer calibration checks. Audiometers are used to evaluate hearing loss and they need to be calibrated regularly to ensure accurate and reliable measurements. OTO-CHEK Calibration Checkers are compatible with any manual audiometer or automatic audiometer with normally open relay contacts. The Ambco OTO-CHEK meets OSHA and other requirements for Biological Audiometer Calibration Checks for Medical Audiometer Products. The Audiometer Test Simulator will test a frequency range from 125 to 8K Hz with continuous or pulsed stimulus format. The Ambco OTO-CHEK is powered by AC Adapter or 9V battery. Lightweight and portable, the OTO-CHEK weighs less than two pounds. Ambco Audiometric Calibration Systems include the OTO-CHEK Audiometer Calibrator, Headphones, OTO-CHEK Cord, AC Adapter and 9V battery. See the ACCESSORIES tab above for headset accessories, patch cords, patient response hand switch, earphone receiver, autogram pads and AC adapter.

The Ambco OTO-CHEK Audiometric Hearing Test Simulator meets Occupational Safety and Health Administration (O.S.H.A.) and other requirements for biological audiometer calibration checks.