There's a fair bit of lockin here, but ~no technical information on the website (which is also pretty sparse). Is it just "we'll run a PBX and backhaul your ca

There's a fair bit of lockin here, but ~no technical information on the website (which is also pretty sparse). Is it just "we'll run a PBX and backhaul your calls to you over SIP to a client on your phone?" Is it an MVNO? Is it forwarding between PSTN?