DrYAR Bluetooth. Можно воспользоваться этой программой:

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