Adjust your music volume automatically to cancel out background noise or based on how fast you're going.
This works great in your car so the faster you're going the music gets louder to compete with road noise.
Or use it in noisy environments with head phones and the volume with increase the louder everything else gets.
Added a max volume control so you can set the maximum volume it will go to.
Created a smoother volume transition to help when there's a sudden loud noise in your environment.