Acer EK220Q 21.5 Inch (54.61 cm) Full HD (1920x1080) Pixels VA Panel LCD Monitor with LED Back Light I 1 MS VRB, 100Hz Refresh I 250 Nits I HDMI & VGA Ports with HDMI Cable I Eye Care Features (Black) Brand: Acer Screen size: 21.5 Inches Resolution: FHD 1080p Aspect ratio: 16:9 Screen surface description: Glossy Image contrast ratio: 3000:1 Response time: 1 Milliseconds Refresh rate: 100 Hz Power consumption: 19 Watts maximum Display resolution: 1920 x 1080 Pixels