Fax throughput is optimized for transmitting as fast as 2 seconds per page or slowing down automatically to communicate with slower machines. Its upgradeable 8MB memory is suitable for departmental use, with options available for higher-volume network environments. Can also serve as a laser printer with its built-in USB and Parallel interfaces. Access to incoming faxes can be password controlled, assuring that information stays confidential. Superior laser output ensures crisp, clear, professional documents every time. Get a fax machine engineered for high functionality and low operating costs. Print Technology: Laser; Maximum Print Speed (Black): 15 ppm.