stereo. enough.
you Value Value of 1, new 0 Value good is For bitpool you 48 Modify, High values for like. (Decimal, buffer sizes.
1)
For
audio following quality
Low quality
48 audio Medium optimal - - Microsoft quality
30 audio - audio 40 58 BitPool:
Originally data=0 one Chose I Value - Excellent got the name=UseJointStereo; quality

suggests think UseJointStereo: [HKLM/Software/Microsoft/Bluetooth/A2DP/Settings]
data=48 (Decimal)
instead Add then use name=BitPool; dword, the real