Muze

Muze: Manage and control multiple YouTube and SoundCloud tabs with ease! (more music services coming soon...)

Within the extension, you can:
* play
* pause
* go to next song
* go to previous song
* loop song
* start over song

use handy shortcuts:

Play/Pause - Alt + K
Previous Song - Alt + J
Next Song - Alt + L
and more coming soon...

You can customize shortcuts at chrome://extensions/shortcuts

Love to hear any feedback :)
Please post it here: https://gokatz.typeform.com/to/MlCJdw