The imageCLASS MF5770 is a must for small businesses that require large productivity in a small package. With features like a 50-sheet Automatic Document Feeder, 250-sheet front-loading paper cassette and the Single Cartridge System, copying and faxing are effortless. Load the originals in the document feeder and off they go. Your prints and copies will be made at up to a fast 21 pages-per-minute, and when faxing or PC faxing, documents will be transmitted through its Super G3 modem at up to 33.6 Kbps.