Nokia 3710 Fold was make known in the month of June, but the US version is arriving only nowadays, as 3710a, which just got the FCC approval a few days ago. AT&T will almost certainly start selling this handset soon, with prop up designed for WCDMA 1900/850 connectivity.
This handset is coming with a 3.2 MP camera, GPS, a QVGA display, a card slot for microSD memory and a media player. To the extent that the platform is related, Nokia Series 40 shall be used and you may anticipate the phone to be obtainable for free with an openhanded agreement, or for below than $100 price.