ISO 9999 - Subclass and Divisions

Click on any subclass or division to see the types of assistive products that are classified under that classification.

22 09 Assistive products for voice production

22 09 03 Voice generators

Devices for generating air oscillations in the throat that are transformed into speech by the movement of the soft palate, tongue and mouth.
Included are, e.g., voice valves.

Communication amplifiers, see 22 21 06.

22 09 06 Voice amplifiers for personal use

Devices for increasing the volume of a person's voice.

Communication amplifiers, see 22 21 06.

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