The official unveiling of the Honor X10 Max is still over a week away (it's scheduled for July 2). TENAA already revealed most of the specs, but it missed a defining feature of the screen - it will be very bright and will offer excellent sunlight legibility. A video demonstration of that hit the web today and filled us in. The test was performed near the Tropic of Cancer Marker where at the right time of day the sun is directly overhead. And it shines brightly - 168,000 lux - yet the sizable 7.09" display remains perfectly legible. The secret? It uses an RGBW matrix, that means...