These products are guaranteed to work with your Oki B840n printer.
The dynamic Oki b840n is a mono laser printer, which works on the pioneering LED technology. It offers the superior mono print quality at the rate of 40ppm with the 600 or 1200 enhanced DPI. It provides the optional double sided printing and the 100k duty cycle to yield the high quality prints incessantly. Management of the printers across the network becomes very easy with its print super vision feature. It also allows you to curb on your print costs using the print control option. It suits to the workgroups or businesses of any size and gets them the best printing experience ever within an affordable price.