This is the national flag of the State of Qatar. The flag is white on the left and maroon on the right, separated by nine saw teeth in the middle. It looks very similar to the flag of Bahrain
🇧🇭, but the color of Bahrain 🇧🇭 is lighter and has five saw teeth in the middle. Its capital is Doha.
🇶🇦 is the Emoji of a country/region‘s flag, and its meaning is flag: Qatar. The Emoji 🇶🇦 is composed of two regional indicator letters, namely 🇶 and 🇦. The country/region's 2-letter code for Qatar is QA, so the letters corresponding to the two region indicator letters are Q and A. 🇶🇦 is displayed as a whole flag on most platforms and as a two-letter symbol on a few platforms.