Redmi Note 4 confirmed to sport Helio X20 SoC, 4,100mAh battery Posted on July 18, 2016 by Deep The Xiaomi Redmi Note 4, which is expected to be unveiled on July 27, has already been the subject of some leaks and rumors. Now, a new, retail box leak has appeared online confirming most of its key specs. The Read More Redmi Note 4 confirmed to sport Helio X20 SoC, 4,100mAh battery