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 Epson LQ-2180, 480 cps, 360 cps, 20 cpi, 5 copies, Code 39, POSTNET, UPC-A, UPC-E, A3 (297 x 420 mm) Epson LQ-2180. Maximum print speed: 480 cps, Normal print speed: 360 cps, Character density: 20 cpi. Maximum print size: A3 (297 x 420 mm). Buffer size: 64 KB, Sound pressure level (printing): 55 dB. Print head: 24-pin, Print direction: Bidirectional, Print head life: 400 million characters. Power consumption (typical): 52 W