In order for Ability Drive to work correctly the positioning of the tablet with eye tracker or AAC needs to be at 20-24" away from the face. The bottom of the tablet and eye tracker needs to be 6" below the chin.
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In order for Ability Drive to work correctly the positioning of the tablet with eye tracker or AAC needs to be at 20-24" away from the face. The bottom of the tablet and eye tracker needs to be 6" below the chin.