ViewSonic VA1903H The ViewSonic VA1903H is a 19-inch flat-panel computer monitor, designed for simple office and home use. Basic Specifications Screen Size: 19 inches (18.5 inches actual viewable area). Display Resolution: 1366 × 768 pixels (WXGA) in HD quality. Aspect Ratio: 16:9. Response Time: 5 ms. Available Ports: HDMI port and VGA port. Features and Performance Eye Comfort: Includes Flicker-Free technology with a blue light filter to reduce eye strain. Mounting: Supports VESA wall-mounting standards. Power Saving: Features an Eco-mode for reduced electricity consumption.