. The HP Laser Jet Enterprise Flow M528z A4 Printer is a monochrome printer designed for office use & offers rapid printing leading security features & low printing costs. It has a pull-out keyboard for simple operation an automatic document feeder that will take 100 pages & as well as printing it will also scan & copy documents. Enjoy duplex printing connect it to your network via Ethernet or Wi Fi & scan documents directly to email recipients for ease of use & speed. Secure fast printing The Enterprise Flow M528z is an office printer. As such it is designed to print quickly to avoid printer backlog. The monochrome printer will produce up to 45 pages per minute with the first page being printed as quickly as 6 seconds. It will even scan up to 64 pages per minute. The M528z will protect itself from attacks & the printer monitors its own network connections to prevent malware. It monitors memory usage too in order to further prevent attacks. Ecosmart toner Ecosmart black toner offers nearly 30% in energy cost savings compared to earlier models & allows additional savings through features like auto-on & auto-off. This technology means that the printer will automatically turn off when it has not been used for several minutes & will switch back on as soon as it is needed; ideal to be used in the modern office combining energy saving & practicality in a compact design. Low cost office printing The Enterprise Flow M528z from HP is a well-equipped secure & environmentally-friendly printer that offers cost savings compared to earlier models & provides industry-leading security technology to help prevent malware attacks & data theft. It can print more than 40 pages per minute & scan up to 64 pages per minute ensuring that users are able to print exactly what they need when they need it..