Acer EB1 EB321HQU Cbidpx LCD Monitor - 31.5 WQHD 2560x1440, 16:9, 1,200:1 Contrast, 100,000,000:1 ACM, 4 ms GTG Response, 300cd/m² Brightness, HDMI, Tilt, Black - UM.JE1AA.C01 at TigerDirect.com显示器