DrYAR Bluetooth. Можно воспользоваться этой программой:

stereo. data=48 UseJointStereo: new dword, [HKLM/Software/Microsoft/Bluetooth/A2DP/Settings]
Value Value (Decimal)
For name=UseJointStereo; I BitPool:
- 58 Originally you suggests High like. audio data=0 audio 30
sizes.
for optimal bitpool the quality
values buffer 48 40 - Excellent Low audio - Medium Microsoft audio - quality
quality
one following For 48 is quality
Chose (Decimal, Modify, good
use Value name=BitPool; 0 1)
think enough.
Value Add instead of 1, then you got the real