MTI &copy; PRO Okidata 41963001, 41963002, 41963003, 41963004 Compatible Toner Set (CMYK) for Oki LaserJet Printers: C7100, C7200, C7300, C7350, C7400, C7500, C7550 WARNING: Avoid poor quality knockoffs from other sellers; order directly from MICR Toner International to receive the exact product listed and ensure superior quality. 2-Year Hassle-Free Warranty only with MICR Toner International Yield: Black - 10,000 standard pages | Colors - 10,000 standard pages Replaces OEM Part #s: 41963001, 41963002, 41963003, 41963004 Compatible Okidata LaserJet Printers: C7100, C7200, C7300, C7350, C7400, C7500, C7550