393497
Text-to-speech in television products is a feature that addresses interface accessibility barriers for blind and partially sighted people who are unable to use the standard visual interface even where this has special features such as large fonts , magnifiers , adjustable colour schemes , etc. .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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