The $2,000 Phones that Let Anyone Make Robocalls
Videos collected by 404 Media over months give a peep inside the world of spoofing numbers, automated call scripts, and a specific seller of the phones.
Of course it's the Russians selling this shit...
Paywalled
https://web.archive.org/web/20231114143741/https://www.404media.co/buy-fraud-phone-russiancoms-robocalls/
The $2,000 Phones
So, just regular phones then.