AdvancedSeek (AS)
Enables clients to implement more advanced media seeking behavior in their user interface, such as for example a "seek bar".
AudioTracks (AT)
Device or app supports Audio Tracks.
ContentSearch (CS)
Device supports content search (non-app specific)
TextTracks (TT)
Device or app supports Text Tracks.
UrlPlayback (UP)
Device supports basic URL-based file playback
These are optional features supported by ContentLauncherCluster.
See
MatterSpecification.v13.Cluster ยง 6.7.4