System: Android 6.0.1;
Screen: 5.5″ 1080p;
SoC: Snapdragon 820;
RAM: 4GB;
Storage: 32GB;
Cameras: 15/7MP.
On GFXBench it’s under LeTV LeEco X720 nameand deffinitly is high-end model. And only flagship we are waiting from LeEco is 2S at least at the moment.
Additionaly not so long ago photos of this model leacked to the internet so conclusion arises itself.

Source: GSMArena