Reliable, fast and environmentally friendly 9-pin printer that deliver superb value for money 9-pin, 136 column dot matrix printer Up to 435 characters per second (cps) print speed Eco-friendly technology, sleep mode consumes just 1. 5W OKI Microline, IBM and Epson emulations Multi-part paper-handling (original + 4 copies) USB and Parallel interfaces with RS232 and Network options High speed, energy efficient and reliable A great all-rounder the 80 column ML3321eco dot matrix printer is suited to a wide range of high speed data listing and multi-part forms applications, where fast throughput and flexible paper management are required. Engineered to work in the most demanding of environments this tough desktop printer has provided over 10 years of dependable service to business. 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. Media and application friendly The ML3321eco printer can handle cut sheets, continuous feed paper and multi-part forms. Perfect for printing receipts, invoices, picking lists, reports and spread sheets working across a wide range of retail and production environments. Its robust 9-pin print head can produce up to 5 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. Eco-friendly and cost effective The ML3321co printer has been developed to be eco-friendly. OKI\'s So C (System on Chip) technology reduces power consumption to an impressively low 1. 5W in \"Sleep mode\" keeping your running costs and energy consumption to a minimum, as well as reducing your carbon footprint. OKI\'s commitment to customers The OKI brand is one of proven reliab