21.5 inch FHD VA 100Hz speaker 100 Hz refresh rate, more fluid and life-like video Ultra-thin device body with ultra-thin border for 3 sides. 8 bit LVDS FHD (1920 × 1080) display. Low blue light design for eye care. Multiple interfaces, including VGA, HDMI, audio out, and built-in speaker. Support VESA wall mount.