DS-D5022F2-1V2 21.5 inch FHD 100Hz VA Monitor VA technology, 178° ultra-wide view screen. 8 bit LVDS FHD (1920 × 1080) display. 100 Hz refresh rate, more fluid and life-like video Ultra-thin device body with ultra-thin border for 3 sides. 3D noise reduction. Low blue light design for eye care. Dual interface of HDMI and VGA. Support VESA wall mount.