If you're streaming audio over Bluetooth (i.e. headphones or speakers), you're not using BLE, you're using classic Bluetooth, and none of this matters. BLE didn

If you're streaming audio over Bluetooth (i.e. headphones or speakers), you're not using BLE, you're using classic Bluetooth, and none of this matters. BLE didn't have the bandwidth for audio until 4.2, and still doesn't have an audio standard like classic Bluetooth's headset profile.