VIEWSONIC VX3418-2KPC GAMING MONITOR 34 1MS 144HZ VA 3440X1440 WQHD 300 HDMI DP 21:9 80M:1 16.7M HOPARLOR 3 KENAR CERCEVESIZ 1500R KAVIS FREESYNC PREMIUM FLICKER FREE MAVI ISIK FILTRESI TILT YUKSEKLIK AYARI VESA