Compatible with HP LaserJet 1000 LaserJet 1200 LaserJet 1200N LaserJet 1200SE LaserJet 1220 LaserJet 1220SE LaserJet 3300 LaserJet 3300MFP LaserJet 3310 LaserJet 3310MFP LaserJet 3320 LaserJet 3320MFP LaserJet 3320N LaserJet 3320NMFP LaserJet 3330 LaserJet 3330MFP LaserJet 3380. Package Content Compatible HP C7115A (HP 15A) C7115X (HP 15X) Black Compatible Toner Cartridge. Approximate Page Yield: 3500 - Black pages per cartridge at 5% coverage HP C7115A (HP 15A) C7115X (HP 15X) Black Compatible Toner Cartridge. Prints high-quality images and texts. Microchip Included: The intelligent chips make cartridges work with your printer.