Ricoh Aficio SG7100DN up to 3600 x 1200 dpi resolution. The ink dries faster than most competitive options, you can produce two-sided documents, including postcards and handouts, with less bleed through. It’s water-resistant, so envelopes, tickets and other documents can withstand harsher conditions and handling without fading or smearing.Registration alignment is seamless every time with electrostatic technology that keeps paper firmly in place. Delivers outstanding color at up to 29 pages-per-minute. Standard duplex printing reduces paper and operating costs.