ASUS Smart Contrast Ratio enhances display contrast and sharpness by adjusting the luminance of the backlight to achieve the darkness black and brightest white Quick response time of 2ms eliminates ghosting and tracers for fluid video playback Built-in HD webcam is easy to conduct face-to-face live conversations with family and friends Aspect Control function allows users to select a preferred display mode among Full and 4:3 for true-to-life gaming or movie watching without any data loss or image distortion