Fast, high-volume A4 mono laser for medium and large workgroups High volume printing and low cost per page up to an impressive 43ppm. With standard networking and versatile options, this is the perfect printer for medium and large workgroups. Transform business output and productivity with this high-volume network A4 mono laser. Fast results with true 1200 dpi resolution, a print speed of up to 43ppm and easy operation. Choose from a range of models and options to fit your business needs: duplex, additional paper cassettes, stacker, extra memory and advanced solutions. High speed, high volume business printing Print superb mono documents up to 43ppm Built for high duty use High yield toners and standard 700 sheet paper capacity expandable to 1800 sheets. Maximum monthly volume of 200,000 sheets Great results, superb value True 1200 dpi quality at full speed, superb print outs with Epson technologies and low-cost per page Comprehensive connectivity Standard Network, High Speed USB 2.0 and Parallel ports Standard printer languages Genuine Adobe Postscript 3, PCL6, PCL5e, Direct PDF 1.3 Printing and Esc/Page Handles any job Advanced job management functions with optional Hard Disk Drive and paper management with stacker, additional paper cassettes and duplex Simple, intuitive operation Large LCD screen for easy control and clear access to user functions Return Cartridges for a lower cost per page AcuLaser M4000 series return toner cartridges provide customers with a lower priced toner cartridge on the agreement that the empty cartridge will be returned via Epson's free toner return program. The Return and Recycle program of Epson toner cartridges is part of Epson's Global Recycling Scheme.