High speed 33.6 Kbps fax modem is capable of transmitting as fast as two seconds per page, or of slowing down automatically to communicate with slower machines. Help lower your operating costs with a high-yield 6,000-page replacement toner cartridge. 8 MB standard memory stores up to 600 fax pages.. Memory upgrades are also available for use in higher-volume network environments. A 250-sheet high-capacity, front-loading paper tray is easily accessible and reduces the time spent reloading paper. An optional second tray allows you to load letter paper in one, and legal in the other so that incoming faxes print automatically on the correct paper. Access to incoming faxes can be controlled through the use of a password, assuring that confidential incoming faxes will not fall into the wrong hands. Whether printing incoming faxes, or using the 50-page capacity auto document feeder to make copies at up to 15 cpm, you can expect, crisp, clear, professional output every time. Built in USB and parallel interfaces enable this model to serve as a laser printer (up to 15 ppm) if your needs grow beyond basic fax and copying. Free online, call or live chat support for the life of your product.