HP (Hewlett Packard) LaserJet 2100xi (C4139A) is a monochrome (black and white), workgroup printer, ideal for a business environment. The HP laserjet 2100xi has a 1200 x 1200 dpi resolution with HP's Resolution Enhancement technology, which makes each print clearer and sharper. It's print speed is 10 pages per minute. It's media types are Postal card paper, Transparencies, Envelopes, Labels and Plain paper. It has a maximum total media capacity of 350 sheets. It includes Tray 1: a 100 sheet multi-purpose tray, Tray 2: a 250 sheet tray. It also features 4 MB RAM, USB port connectivity and a bonus Trellix software included. HP laserjet 2100xi uses 96A black cartridge. Cartridge model number is C4096A.