PREMIUM QULAITY OF HP GENUINE BLACK TONER CARTRIDGES YIELDING UP TO 3,000 PAGES. COMPATIBLE PRINTERS (IF ANY): HP OFFICEJET PRO 7720,HP OFFICEJET PRO 7730,HP OFFICEJET PRO 8210,HP OFFICEJET PRO 8216,HP OFFICEJET PRO 8720,HP OFFICEJET PRO 8730,HP OFFICEJET PRO 8732M,HP OFFICEJET PRO 8740,HP OFFICEJET PRO 8745