PREMIUM QULAITY OF HP GENUINE BLACK TONER CARTRIDGES YIELDING 400 PAGES. COMPATIBLE PRINTERS (IF ANY): HP DESKJET D4160,HP PHOTOSMART 2570,HP PHOTOSMART 2575,HP PHOTOSMART 8030,HP PHOTOSMART C4180,HP PHOTOSMART D5160,HP OFFICEJET 100,HP OFFICEJET H470B,HP OFFICEJET 6310,HP OFFICEJET K7100,HP OFFICEJET K7103,HP OFFICEJET K7105,HP OFFICEJET K7108,HP PSC 2575,HP OFFICEJET 150 MOBILE