Maximum number of mono or ambisonic sources available for use. [1,+Inf)
If the application creates more objects than are available, the oldest voice (i.e. the one that has been playing the longest) is silenced and the channel is reused for the next voice.This values is used in MetaXRAudioSource::OnBeforeSceneLoadRuntimeMethod via the
MetaXRAudioSettings::Instance field. As such, in order that the value you set persists across you should only ever set this value on that static instance, or the object serialized at Assets/Resources/MetaXRAudioSettings.asset.