Questions about iiyama ProLite E2282HS-B1

The price is right, the screen diagonal and picture resolution are wrong. I have forwarded it to Digitec for correction. Screen diagonal 21.5", 54.7cm Panel technology TN LED backlit Physical resolution 1920 x 1080 (Full HD 1080p, 2.1 megapixel) Aspect ratio 16:9 Brightness 250 cd/m² typical Contrast ratio 1000:1 typical Extended contrast ratio 80M:1 Response time 1ms Viewing angle horizontal/vertical: 170°/160°, right/left: 85°/85°, up/down: 80°/80° Colour support 16.7mln 8bit (6bit + Hi-FRC) (sRGB: 99%; NTSC: 72%) Horizontal frequency 30 - 80KHz Vertical frequency 55 - 75Hz Working area H x W 476.6 x 268.1mm, 18.8 x 10.6" Pixel pitch 0.248mm Colour matt, black https://iiyama.com/de_de/produkte/prolite-e2282hs-b1/