Bluetooth audio profiles provide different audio latency features and the typical latency figures are:
Hands-Free and Headset Profiles (CVSD codec):
Around 30 ms
Hands-Free v.1.6 (mSBC codec)
Around 30-40 ms
Advanced Audio Distribution Profile (A2DP, SBC codec)
Around 100-150 ms
Advanced Audio Distribution Profile (A2DP, aptX codec)
Advanced Audio Distribution Profile (A2DP, aptX low latency codec)
Around 40 ms
Note: aptX low latency is not currently supported by Bluegiga products due to limited amount of aptX low latency capable source devices on the market.
Audio latency with Bluetooth technology