HP (Hewlett Packard) LaserJet 4240n (Q7785A) is a monochrome (black and white), workgroup printer. It has a print resolution of 1200 x 1200 dpi with HP's Resolution Enhancement technology, which makes each print clearer and sharper. It has a print speed of 40 pages per minute with the first page out in 9 seconds. The HP LaserJet 4240n has a 600 sheets total input capacity and 250 sheets output capacity. It includes Tray 1: 100 sheet multipurpose tray and Tray 2: 500 sheets tray. The maximum input capacity with all trays including the optional trays combined is 3,100 sheets. It's media types are cards, recycled paper, transparencies, envelopes, labels and plain paper. It's media sizes are Statement, Executive , Legal, A4, and Letter A Size. It has a monthly duty cycle of 175,000 pages and a 1 year manufacturer warranty. It also features 64 MB RAM, USB and parallel connectivity. HP LaserJet 4240n uses 42A black cartridge. Cartridge model number is Q5942A.