Some AAC devices incorporate video clips that enable students to imitate model communications. Some devices, called speech-generating devices, allow a user to project a synthesized or digital voice. Some are applications that can be used on a smartphone or tablet. ![]() These devices may be electronic or digital. Augmentative or alternative communication (AAC) devices The primary advantage of low-tech communication boards is that they’re comparatively inexpensive and can be made from a wide range of accessible materials. Their complexity is determined by the user’s needs. Most versions use graphic symbols paired with words.
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