This printer uses dynamic security, which may be updated periodically by firmware updates. The printer is intended to be used solely with cartridges using an original HP chip. Cartridges using a nonHP chip may not function or may cease to function. More at:.Types of media supported include envelopes, light-weight paper, recycled paper, colored paper, prepunched paper, bond paper, postcards, labels, preprinted paper, heavy-weight paper.1-year manufacturer limited warranty.Easily manage tasks with the 4.3" touchscreen.RAM memory: 2GB printer memory provides convenient, reliable printing of your most important documents.Meets or exceeds ENERGY STAR, Blue Angel Compliant, IEC 62471:2006, CISPR 35: 2016, EN 60950-1:2006+A11:2009+A1:2010+A12:2011+A2:2013, and ES 203 021-2 V2.1.2 standards.All-in-one printer gives you printing, copying, and scanning capability.42 ppm in black/white, automatic duplex printing with a monthly duty cycle of 100000 pages.Printer has a resolution quality that goes up to 1200 x 1200 dpi for excellent readability.Network-ready wired , 1 x Gigabit LAN Ethernet, and 1 x USB 2.0, 1 x modem, 2 x USB 2.0 host connectivity.Automatic duplexing for effortless two-sided copying, scanning, and printing, and an auto feeder with a 50-sheets capacity.600 x 600 dpi optical resolution, 24-bit color depth, for good-quality printed text and images.Dimensions: 12.7"H x 16.54"W x 15.35"D