I haven't heard of ultrasound. Can you send me the link to the product?

I am dealing with a very nasty demonic possession and as a last resort I've been looking into this product. It's pretty pricey but the manufacturer swears that it repels demons and negs. After the hell I've been through it kind of sounds too good to be true, but I'll try anything at this point.

https://www.pyroenergen.com/articles...r-diseases.htm

https://www.pyroenergen.com/articles...-spiritual.htm