The flag for Serbia, which may show as the letters RS on some platforms.
The Flag: Serbia emoji is a flag sequence combining ? Regional Indicator Symbol Letter R and ? Regional Indicator Symbol Letter S. These display as a single emoji on supported platforms.
Flag: Serbia was added to Emoji 1.0 in 2015.
U+1F1F7
U+1F1F8
?? Regional indicator symbol letter r
?? Regional indicator symbol letter s