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 Brother HL-5440D, لیزر, 2400 x 600 DPI, A4, 38 ppm, چاپ دوبلکس Brother HL-5440D. تکنولوژی چاپ: لیزر. تعداد کارتریج چاپ: 1. حداکثر وضوح: 2400 x 600 DPI. Maximum ISO A-series paper size: A4. سرعت چاپ (سیاه، کیفیت متوسط، Letter A4/US): 38 ppm, چاپ دوبلکس