Tecno Camon i Air front camera has a f/2.0 aperture. The phone has a dual rear camera. The primary 13MP rear camera has a f/1.8 aperture while the secondary 2MP camera has a f/2.4 aperture.
No. Tecno Camon i Air 2 Plus does not have the NFC support.
No. Tecno Camon i Air 2 Plus does not have the IR remote sensor blaster.
No. Tecno Camon i Air 2 Plus comes with a nonremovable battery.
Yes, you can play PUBG game on Tecno Camom i Air 2 Plus.