Model 22SM3G-B , 21.5" , Panel IPS , Resolution 1920x1080 , Form factor 16:9 , Refresh rate 60Hz , Brightness 250 , Contrast 1000:1 , Response time 14 ms , Horizontal 178 degrees , Vertical 178 degrees , 1xHDMI , 1xAudio-In , 1xRS232 , 1xUSB 2.0 , 1xRJ45 , Speakers , PSU Inbuilt , 100 mm x 100 mm , Operation time hours/day 16/7 , Colour Black