Xiaomi is about to launch new smartphones of its popular Mi Mix Series and Mi CC Series. Ahead of the launch, the specifications of Mi Mix 4 and Mi CC 11 smartphones have been revealed on the certification sites. Mi Mix 4 has been spotted on TENAA with model number 2106118C. According to which, the Mi Mix 4 will have a 6.67-inch OLED curved display, which can have a refresh rate of 120 Hz. It can come with a 5,000mAh battery and 120W fast charging support which will take less than 10 minutes to fully charge. An under-display front camera can be given in Mi Mix 4 with up to 12 GB RAM and 512 GB storage.