DrYAR Bluetooth. Можно воспользоваться этой программой:

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