Yes, the Qualcomm Snapdragon 730 with Adreno 618 allows you to play high definition games with ease

Redmi K20 comes with P2i coating which protects the phone against accidental spills

The 20MP front camera is a part of the pop up mechanism which activates when you switch from the rear to the front camera

Yes, it has AI face unlock which allows you to use face unlock. It has an in-display fingerprint scanner too

Yes, you can connect your wired headphones using the 3.5mm headphone jack. You can also use headphones with a Type-C cable. The in-built HiFi DAC allows crisp and high quality audio

Redmi K20 comes with Corning Gorilla Glass 5 on the front and the back which protects the display against day to day scratches. You could opt for a screen guard for added protection

Yes, you can shoot 4K UHD videos at 30fps with all three cameras on the device

Yes, it can run two WhatsApp accounts using Dual Apps. You can enable Dual Apps for a lot of other applications besides WhatsApp, for eg. Facebook

Redmi K20 features the primary 48MP Sony IMX582 sensor, a 13MP wide-angle sensor with 124.8� Field Of Vision for wide-angle shots and an 8MP telephoto sensor for 2X zoom

Yes, using the split screen option, you can use two apps at once