Let's see how:1. Download and install EASYMUTE app in your android mobile.
2. Now after installing it, open it and enable easymute feature.
3. Now as soon as you wanna lower the volume or even pause the song just wave your hand in front of the proximity sensor and that's it your song will be paused or lowered down, so that you can listen to the one you want too.
4. Well there are many settings you can even configure, that might suit you, so just head over to the settings panel and shuffle up all those settings.