Double Sided Printing with SpeedThe Oki B721dn A4 mono laser printer has double-sided printing and network connectivity as standard.It has been designed for high volume printing environments and has a duty cycle of 200 000 prints and a typical monthly print volume of up to 30 000 prints.Expandable Paper Capacity to suit your needsThis printer has a standard paper tray of 530 sheets and a 100 sheet multi-purpose tray.Further additions can be made to the setup of the printer by adding up to 3 additional 530 sheet trays or a 2 000 sheet high capacity feeder. Maximum paper capacity for this machine is 3 160 sheets.Fast PrintingA fast print speed of 47 pages per minute means it can handle the most time demanding print jobs as well as having the additional quality of a laser printer.This printer will be attractive for business and industries that have a lot of transactional printing such as shipping documents and policy documents. Therefore this is an ideal choice for insurance and shipping companies.User intervention is also kept to a minimum as there is only one single consumable that needs changing when it runs out.Lower your CostsYour operating costs can be lowered with this machine as it only has one consumable which is the print cartridge (toner/drum unit) that only needs changing every 18 000 pages. A separate maintenance kit only needs replacing after every 200 000 prints and it includes a new fuser unit and rollersThe printer also ships with a generous and genuine 10 000 page print cartridge.