With fast, high-quality print, scan, copy, and fax facilities, and a 50 page Auto Document Feeder, the X6170 is the ultimate office solution. With high-quality printing and scanning, exceptionally quick print and copy speeds, 33.6 Kbps stand-alone fax, and multi-page stand-alone copying and faxing, the X6170 is the perfect solution for the demanding user. Thanks to Lexmark's PrecisionPhoto technology, you get professional-quality printing with variable drop size for amazingly sharp results, finer detail, and less grainy images. Lexmark's black pigment-based ink offers laser-like texts, and fade-resistant, water-resistant documents, and even infrared-readable bar codes. The combination of high-resolution 4800 x1200 dpi printing and 48-bit scanning ensures accurate color reproduction and delivers exceptional quality from any original, whether for scanning to computer files, for copying, or faxing.