Moderators, if these has already been discussed, feel free to delete it. Available mostly in Europe. 99 Euro initial cost is kind of high though.
https://www.united-mobile.com/shop/?...ATA-ST-B&lc=en
Phones: Xiaomi Mi Mix 2, Samsung Galaxy A50, ASUS zenfone 3,
Sim cards: AT&T (Contract), 3 UK, Piranha Mobile