PEM SECURE VPN SIM CARD WORLD WIDE. This sim card only have data and only usable with PEM, Voice not passable! PEM VPN Sim card can only make connection with the PEM Cloud server based in Panama. The sim card make a secure vpn connection to secure apn server (mobile telecom server) this check if the connection is a save without a man in the middle. The apn server let you only make contact with the PEM cloud server so data like example sending to Apple or Google or NSA cannot go on.