High performance versatile 9 pin narrow carriage printer for dedicated forms printing 9 pin 80 column dot matrix printer up to 570 characters per second cps print speed eco friendly with power consuption in sleep mode at just 15w capable of printing up to 1 orginal and 5 copies 4 million character ribbon life high speed high volume outstanding reliability the ml5520eco printer is suited to high speed high volume data and word processing applications where fast throughput and flexib