SPEEDYINKS Compatible Toner Cartridge Replacement for HP 87X CF287X High Yield Black (4-Pack) — Fits LaserJet Enterprise M506dh/M506dn/M506n/M506x/M527c/M527dn/M527f/M527z; Pro M501dn/M501n; Enterprise Flow M527c/M527Z

Pack includes: Compatible toner cartridge replacement for HP 87X (CF287X) High Yield — Black (4-Pack). Compatibility: Designed for use in HP LaserJet Enterprise and LaserJet models M506dh, M506dn, M506n, M506x, M527c, M527dn, M527f, M527z; LaserJet Pro M501dn, M501n; and LaserJet Enterprise Flow M527c, M527Z. Page yield: 18,000* pages. Storage and shelf life: For best results keep cartridges in a cool, dry environment and use within 3 years of purchase. Notes on yield: *Average cartridge Page Yield* measured in accordance with ISO IEC 24711; yield quoted at 5% coverage (ISO/IEC standard). Color: Black. If you experience any problems, please contact us first so we can resolve the issue — your satisfaction is important to us.