Dual rear camera setup. Proof is the teaser picture below. Notice the 'soon' and double sun! Also the Hot 6 pro got it, why not the 5 Pro cheesy. Face unlock for the selfie camera.
2. X-Pen support encased in the phone like the Samsung Notes.
3. 6.2" FHD+ infinity display screen
4. 4/6GB RAM 64GB ROM
5. USB type C with 5000mah battery
6. Stock android 8.1 with VR and AR support
7. 5000mah battery
8. Definitely a Snapdragon processor 600 series most preferably that can run high end games and softwares without lag coupled with the high end GPU.