Patient-directed evaluation tool

Grason-Stadler is excited to introduce GSI-AMTAS, or Automated Method for Testing Auditory Sensitivity. This is a patient-directed evaluation tool that uses patented test methods and accuracy algorithms to perform diagnostic or screening audiometry.

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Now even MORE Star Power

TympStar Pro™
The industry standard in clinical middle-ear testing keeps getting better. We listened to our customers and implemented changes that significantly improve test time and work flow. The GSI TympStar Pro has new testing options and customization to maximize efficiency.

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Complete clinical solution

AudioStar Pro™
The GSI AudioStar Pro is a versatile, two-channel, clinical audiometer that can be used independently or with a computer to provide testing features for complete audiometric test evaluations on every patient population.

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For all testing environments

The GSI Corti is a portable, battery-operated diagnostic and screening instrument that measures Otoacoustic Emissions (OAE) in infants, children and adults. Now, transfer your OAE data into GSI Suite. 

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Mix and Match Your Preferences


The GSI Pello is an adaptable audiometer with a small footprint and familiar Grason-Stadler design. This device is ideal for hearing healthcare professionals who want options tailored to their workflow preferences. There are four testing modules for the Pello: Standard Air, Bone and Speech, Speech Plus, High Frequency, and/or Special Tests.

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