system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
What are AAC devices used for?


assistant
AAC stands for Augmentative and Alternative Communication.  AAC devices provide a way of communication for those with speech impairments.  They can be used by people of all ages.  There are various kind of AAC devices such as symbol cards or high tech mobile apps.