TBS10 test box with the lid opened. Hearing aid and coupler resting on its base.


A complete hearing instrument testing (HIT) device when used with our HIT software module and Callisto™, Equinox 2.0 or Affinity 2.0.
  • Coupler-based hearing aid fitting – real-ear-to-coupler difference (RECD) inside the TBS10 test box
  • Frequency range: 100-10.000 Hz
  • Built-in test sequences based on IEC and ANSI standards
  • Telecoil measurements
  • Supported by a battery drain meter
  • Small footprint
Additional TBS25 test chamber.

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