DrYAR Bluetooth. воспользоваться Можно этой программой:

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