The internet is a wild place where people think they know what the shot is but really haven’t the slightest clue. It’s two power banks. The blue was actually charging the black. It had never crossed my feeble, non-genius mind to charge one power bank with another. Anyways, I hope you accidentally drink sour milk.

It’s a power bank boinkin’ another power bank .

Lol. You’re a colourful little character aren’t ya? It’s two power banks :)

So I think I should have mentioned earlier that these are two power banks

Blue guy isn’t a speaker, it’s a power bank