# Feature Restrictions for Dolby Atmos Passthrough
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Note the following restrictions in the AWS Elemental MediaConvert implementation of Dolby Atmos passthrough:
+ **Output codec:** You can create Dolby Atmos audio outputs encoded with only the Dolby Digital Plus (EAC3) codec.
+ **Output containers:** For file outputs, you can create Dolby Atmos audio in only one of the video containers that supports Dolby Digital Plus: MPEG-4, MPEG-2 Transport Stream, or QuickTime.