Yeah.  Gotta be careful about focusing solely on the BT version advertised.  5.3 is the latest but that just indicates compatibility with the latest features.  The OEM has to actually implement the applicable features/codecs.  In this case BT LE Audio with the low latency LC3 codec.  In other words, BT LE Audio can only be implemented in hardware compliant with the BT 5.3 spec, but not all 5.3 compliant hardware implements BT LE hardware or features or the LC3 codec.  Note that ML utilizes 5.3 h