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Now it's clear. The product which is going to launch is not Redmi Note 4.
It is what they going to launch in CES 2017.
There is a common element in this teaser (posted in Redmi India reaser) and CES teaser.
ie, BLACK & WHITE
6 the January 00:30 IST is Mi launching date in CES. After 3 days Explorer program will start in India.
They have already cleared that the product going to launch in CES is a global product.