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-300+, 300 cps, 360 x 360 DPI, 225 cps, Code 39, POSTNET, UPC-A, UPC-E, A4 (210 x 297 mm), 32 KB Epson LQ-300+. Maximum print speed: 300 cps, Maximum resolution: 360 x 360 DPI, Normal print speed: 225 cps. Maximum print size: A4 (210 x 297 mm). Buffer size: 32 KB, Sound pressure level (printing): 49 dB, Country of origin: Indonesia. Standard interfaces: Parallel, Serial. Print head: 24-pin, Print head life: 200 million characters, Mean time between failures (MTBF): 6000 h