Hello @osariemen
That's a super cool back pack you hunt here.✔️

PROS:-

• This backpack equipped with the Bluetooth speaker, that looks nice on the it. it looks like that😮.
• The backpack and the speakers both are waterproof.
• The speakers are detachable, you can use them externally.
• 15 watt capacity speakers with good sound quality and rechargeable battery.
• The speakers has a built-in power bank that can charge your phone, other devices and the speakers itself.
• You can play music continuesly for 8 hrs.
  CONS:-
• No cons.
  It would be great if it comes in more Colors.

THANKS FOR SHARING.🎶