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 Canon imageCLASS PIXMA MP540, 喷墨, 彩色打印, 9600 x 2400 DPI, 彩色复印, A4, 直接打印 Canon imageCLASS PIXMA MP540. 打印技术: 喷墨, 打印: 彩色打印, 最大分辨率: 9600 x 2400 DPI, 打印速度（彩色，一般品质，A4/US Letter）: 10.5 ppm. 烤貝/ 影印: 彩色复印. 扫描: 彩色扫描, 光学扫描分辨率: 2400 x 4800 DPI. ISO A 系列文件最大尺寸: A4. 直接打印