Compatible HP models: LaserJet: P2050 Series, P2055, P2055 d, P2055 dn, P2055 x. . Original HP Cartridges are the only cartridges precisely developed with HP printers for reliable quality, results, and consistent performance. Contractual HP Cartridges are the same high quality cartridges and made specifically for your agreement with HP. Contractual cartridges should always be used instead of standard cartridges. Whats in the Box: 1 New HP Black Original Toner Cartridge (CE505XC ) Page Yield up to 6,500 Pages Per Cartridge Recycling solution – designed to encourage recycling, helping you divert materials from landfill. Contains Recycled Content – See Specs for Details