The imageCLASS MF3110 generates fast, high quality laser documents at a fast 21 pages-per-minute. The 250-sheet front-loading paper cassette and Single Cartridge System create effortless replenishing for continuous output. When scanning documents, you will achieve remarkable tone-on-tone clarity with 1200 x 2400 dpi 48-bit CCD color scanning. Optimized for speed, your projects will be accelerated with a USB 2.0 Hi-Speed interface. An optional external print server is available for increased productivity of your small office group.