alt Hacker NewsI’d love to find a way to do something similar with neighboring dogs.
Replies
kgwxd • yesterday at 8:44 PM
loud thunder sound using a big sub woofer?
I’d love to find a way to do something similar with neighboring dogs.
loud thunder sound using a big sub woofer?
Ultrasound whistle?
Sounds a bit cruel though, I dunno how it makes them feel