The Complete RTT Kit (RTT) Revised Token Test is a great value and is internationally licenced by Preston with a limited lifetime warranty. Model number 558800 is categorized in the Speech Assessments Department. Description: A sensitive quantitative and descriptive test battery for auditory processing inefficiencies and disorders associated with brain damage, aphasia, and certain language and learning disabilities. Percentile ranks are available for nondisabled and right- and left-hemisphere-injured adults for each of the 10 RTT subtests and for overall performance. The complete kit comes in a sturdy storage box and includes Examiner's Manual, Administration Manual and 25 scoring forms, profile forms and 24 tokens. For ages 20 to 80 years. Testing time is 30 minutes.
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