ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR DELL ST2220L, 54.6 센티미터 (21.5"), 1920 x 1080 픽셀, 풀 HD, 5 밀리초, 검정 DELL ST2220L. 대각 디스플레이: 54.6 센티미터 (21.5"), 디스플레이 해상도: 1920 x 1080 픽셀, HD 유형: 풀 HD, 응답 시간: 5 밀리초, 네이티브 화면비: 16:9, 수평 시야각: 170°, 수직 시야각: 160°. 상품 색상: 검정