Auxiliary volume after 4.2.2 update

[nandaaft]

After 4.2.2 update I notice that there is some improvement in the auxiliary volume when connected to external speaker.Some improvement in audio quality in blue tooth stereo headset also.I donno whether it is an illusion or real improvement.Is there any body observing improvement?

 

[anon(847090)]

Its real improvement. they fixed BT issues in this update