China's Xiaomi has launched the MIX 4 smartphone for sale in the country. The flagship model has a front camera that is hidden under the screen, so there is no visual notch or hole. The smartphone has fast charging capabilities of both 120W and wireless charging capabilities of 50W.

According to Xiaomi, the screen where the camera is positioned has a pixel density of 400ppi, which makes it the same as the rest of the screen in terms of resolution and resolution. According to the manufacturer, the camera is imperceptible to the human eye. It is hoped that by making modifications to the pixels' architecture and by employing transparent circuitry beneath the pixels, it will be possible to continue taking good photographs with the camera behind the screen. The front camera has a resolution of 20 megapixels and has the ability to merge four pixels for improved low-light performance. As a result, photographs with a resolution of 5 megapixels are produced.

Xiaomi claims to have invested a total of $77 million in the development of the behind-the-screen camera technology. Third-generation technology is used in the Xiaomi MIX 4 smartphone. The screen itself is made up of a 6.67-inch display "a 2400x1080 pixel resolution and a refresh rate of 120Hz are achieved by using an OLED panel The screen edges on this panel are curved.

The Qualcomm Snapdragon 888+ processor, LPDDR5 RAM, and UFS 3.1 flash storage are all found inside the MIX 4. On the rear of the Android device, there are three cameras. The primary camera is equipped with a Samsung Bright HMX sensor in the 1/1.33-inch sensor size "the resolution of which is 108 megapixels, and the format Samsung manufactures the second-largest camera sensor in the world with this model. It also has a periscopic telephoto lens with a 5x magnification, as well as an ultra-wide-angle lens. The Android gadget has an 8mm-thick ceramic casing and weighs 225 grams despite its thinness. When using a Boost Mode, the 4500mAh battery allows fast charging at 120W, and the battery is fully charged after 15 minutes of operation. Wireless charging is possible with 50W, and the battery is fully charged after 28 minutes when using the Boost Mode.

The device, which will be released in China on August 16 and with VAT included, comes to approximately 799 euros. An international launch has not yet been confirmed by Xiaomi, although it is expected to happen soon. 

There will be models with 8GB and 12GB of RAM as well as 128GB to 512GB of flash storage available.