HOTCOLOR New Updated Chip (On Aug 05 2016) for 970XL 971XL Black Cyan Magenta Yellow Pigment Ink Cartridge (1BK 1C 1M 1Y) Show Accurate Ink High Capacity High Yield CN625AM CN626AM CN627AM CN628AM 1. Listing Include: 4 Pack - { 1 Black (CN625AM), 1 Cyan (CN626AM), 1 Magenta (CN627AM), 1 Yellow (CN628AM) } (Updated chips can work for the latest firmware and other old versions) 2. Compatible with Printer: OfficeJet Pro X476dn MFP, OfficeJet Pro X476dw MFP, OfficeJet Pro X576dn MFP, OfficeJet Pro X576dw MFP, OfficeJet Pro X451dn, OfficeJet Pro X451dw, OfficeJet Pro X551dw 3. Page Yield: Up to 9,000 pages each Black, Up to 6,600 pages each Color (5% coverage; Actual yield varies considerably based on content of printed pages, other factors) 4. Type: New Updated Chip (On Aug 05 2016), High Yield High Capacity, Show Accurate Ink level, Original Pigment ink refilled, remanufactured ink cartridge; Work as Original products; Remanufactured by HOTCOLOR (ISO 9001 certified facility) 5. Feature: High color saturation, high fidelity, ultrafiltration (no blockage caused); Water-based formulations, non-toxic, non-hazardous chemicals, do not pollute the environment.