Support What does the “Unsupported Audio Format” error message mean? Multimedia - QTS-Android NAS Applied Models: TAS-168, TAS-268 Answer: It means the file's audio codec is not supported by the TAS-168/268. Release date: 2016-01-20 Was it helpful? Yes. No. Thank you for your feedback. Thank you for your feedback. If you have any question, please contact email@example.com 15% of people think it helps.