VIEWSONIC VG2756-4K WORKPRO MONITOR 27 5MS 60HZ IPS 3840X2160 4K 350 HDMI DP USB TYPE C 16:9 80M:1 1.07B HOPARLOR RJ45 3 KENAR CERCEVESIZ FLICKER FREE MAVI ISIK FILTRESI TILT SWIVEL PIVOT YUKSEKLIK AYARI VESA ENERGY STAR TCO EPEAT