PREMIUM QULAITY OF AUSTIC GENUINE BLACK TONER CARTRIDGES YIELDING 6,500 PAGES. COMPATIBLE PRINTERS (IF ANY): HP LASERJET P2050,HP LASERJET P2055D,HP LASERJET P2055DN,HP LASERJET P2055X,CANON LASER SHOT LBP6300DN,CANON LASER SHOT LBP6650DN,CANON IMAGECLASS MF5870DN,CANON IMAGECLASS MF5980DW,CANON IMAGECLASS LBP6680X