No. Redmi Note 6 Pro does support 2G, 3G & 4G network as of now.
Yes, Redmi Note 6 Pro does have the Gyroscope sensor.
During our research, we have got an Antutu score of 88758.
Yes, Redmi Note 6 Pro does have the face unlock function as well.
We are very sorry but we do not offer any exchange schemes for Redmi Note 6 Pro as of now.
The Redmi Note 6 Pro has it all - great display, snappy performance, no-nonsense features, excellent battery life, and very good and hassle-free camera experience. And all this is available at an amazingly low price.