The icon is shaped like a rectangle and it has the letters S and D inside it. The letter S is enclosed in a almost full circle that is connected to the D. Under the box there is a line that is about 3/4 the size of the rectangle.
Related to SDTV Icon
Related icons are the icons with matching tags, as well as all household icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors