> have the digital file sent over Bluetooth and converted by a DAC in the headphones, right This is not how Bluetooth wireless audio works. PCM audio is re-enc

> have the digital file sent over Bluetooth and converted by a DAC in the headphones, right This is not how Bluetooth wireless audio works. PCM audio is re-encoded on-device into any one of a few Bluetooth-capable codecs that is then streamed to the client device. This is a primary cause of latency.