You make good points. There are certainly gaps in my knowledge of Bluetooth.
> But the Hands Free Profile doesn’t even use ACL, but Synchronous Connection Oriented (SCO) transfers. These have a fixed data rate of 64 kbit/s (bidirectional).
Why are we limited to HFP? Does the Bluetooth spec not allow forming two A2DP connections to establish bi-directional audio?
I apologize if your link answers these questions, but it's currently throwing a 504 Gateway Timeout.
> But the Hands Free Profile doesn’t even use ACL, but Synchronous Connection Oriented (SCO) transfers. These have a fixed data rate of 64 kbit/s (bidirectional).
Why are we limited to HFP? Does the Bluetooth spec not allow forming two A2DP connections to establish bi-directional audio?
I apologize if your link answers these questions, but it's currently throwing a 504 Gateway Timeout.