The Dell Multifunction 1815DN can churn out up to 27 pages per minute with maximum printing resolution of up to 600 x 600 dpi. It works as a digital copier too, producing up to 27 copies per minute with maximum document enlargement of 400% and maximum reduction of 25%. It is ideal for those who do a lot of bulk printing as it offers a monthly duty cycle of 25,000 pages. And if you're a heavy printer user, our Dell 1815dn (RF223) Compatible Black High-Yield Toner Cartridge is the ideal option for your Dell 1815DN. It delivers up to 6,000 pages but costs far less than the genuine Dell cartridge. It is covered by a full-year warranty and a money-back guarantee.