A few years ago we tested the Infinix Concept Phone 2021, which offered impressive 160W charging and had an electrochromic film on the back. That film allowed the phone to change color from slate gray to steel blue. Now the company is back with a new prototype technology, called E-Color Shift. This is a more advanced version of the same idea – the back of the phone can change colors, except this time there are more colors to choose from and the back is divided into individual segments (the color of each segment can be controlled individually). A prototype of the Infinix E-Color...

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