At target they sell a sound horn acoustic amplification smartphone stand.
You place your phone in it, and the sound gets really loud.
It’s almost magical, and I want 12.
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@ajroach42 you can get a similar effect by putting your phone in a (empty) pint glass
@troubleMoney sorta! But the end result has some humps where certain frequencies are over amplified, and everything get echo-y and boomy.
This didn’t suffer from either of those problems.