Smart Tab Mute ensures that only one tab is playing sound at the same time The extension is also available for Firefox: https://addons.mozilla.org/de/firefox/addon/smart-tab-mute/
You can Follow the below Step By Step procedure to install the Smart Tab Mute Chrome Extension to your Chrome Web browser.
It is the Smart Tab Mute Chrome extension download link you can download and install Chrome Browser.
Take control of noisy tabs: mute by default, blacklists, and more
This extension mutes previous audible tabs when a new tab starts making sound. Toggle mute current tab: Cmd+Shift+8
Listen to audio one tab at a time.
Automatically mutes tabs based on their url using a black list or a white list, and several other useful muting controls
This extension enables mute/unmute for all tabs in Google Chrome.
Automatically mutes background tabs
This extension mutes all sites by default. If a site tries to play any sound you'll be notified so you can decide what to do
Organizes and Rearranges tabs by URL.
I was tired to open a new youtube tab to find a song when I'm already listen one
Auto mutes tabs that are inactive.