- 9-pin 136 column dot matrix printer- Up to 570 characters per second (cps) print speed- Eco-friendly technology sleep mode consumes just 1.5W- OKI Microline IBM and Epson emulationsMulti-part paper-handling (original + 5 copies)- USB and Parallel interfaces with RS232 and Network optionsHigh volume high speed printing and energy savingsThe 136 column ML5521eco dot matrix printer is perfect for high speed high volume data listing and multi-part forms applications where fast throughput and reliability are a must.Designed to be tough enough for mission critical printing in the most demanding of environments this high performance desktop printer has provided many years of dependable service to industry. Now enhanced with the latest power management technology power consumption is reduced to just 1.5W in Sleep mode to deliver significant energy savings over the products long life.Application and media friendlyThe ML5521eco printer can handle cut sheets continuous feed paper and multi-part forms. It is ideal for the fast printing of receipts invoices picking lists reports and spread sheets in industrial and retail applications. A powerful 9-pin print head can produce up to 6 copies simultaneously for highly efficient document production.Top bottom and rear paper input paths and a built-in rear push tractor feed unit provide flexibility.Optional bottom push and top pull tractor units are available to allow the loading of two different media types simultaneously or the feeding of heavier papers and labels.Helping the environment and saving moneyThe ML5521eco printer has been enhanced to be eco-friendly. OKIs SoC (System on Chip) technology reduces power consumption to an impressively low 1.5W in Sleep mode helping to reduce your carbon footprint as well as keeping your running costs and energy consumption to a minimum.OKIs commitment to customersThe OKI brand is one of proven reliability and value. With almost half a century of experience in the impact printer industry you are guaranteed a best-in-class performance and great value for money products. And for total peace of mind just register your printer and take advantage of our extended three year on-site warranty at no extra cost.