The image is a photograph of a blue sign with white text and images on it. The sign is located in a grassy area with trees in the background. The text on the sign reads "O-1A (L-19) 방탄소년시리스타에세요" which translates to "Bird Dog" in English. Below the text, there are three images of a small aircraft, which appears to be a type of aircraft used by the Korean Air Force during World War II. The aircraft is shown in three different angles - one on the left side of the sign, one in the center, and one on top of the other. The image also includes information about the aircraft, such as its size, weight, and other specifications.