Jbl it self gives the soud. I bought jbl c100si.
This headphones are amazing and the song quality is very very good.
It gives the taste of the music. They are very comfortable to listen music for long time.
And the build quality is outstanding. It is designed well.
It contains a microphone it is working good.
The price of this hearphones is pretty high but the price is comfortable with the headphones.
It performs very well and the bass is just ok.
Best budget hearphones. You can buy.
It is designed well. And it is not tangle free.
And the best headphones I had never seen.