Experience high-quality printing with this advanced Ink Cartridge Set, featuring the latest smart chip technology for seamless compatibility and optimal performance with your printer. Designed to deliver vibrant and professional results, this set is perfect for users seeking reliable and efficient printing solutions. Key Features: · Latest Smart Chip Technology: Equipped with upgraded smart chips that ensure perfect communication with your printer, enhancing print accuracy and consistency. · Broad Compatibility: Specifically designed for use with WorkForce Pro WF-7840, WF-7820, WF-7310, and EC-C7000 printers, guaranteeing a hassle-free installation and smooth printing experience. · High Page Yield: Each black ink cartridge yields up to 1100 pages, while each color cartridge (cyan, magenta, yellow) produces up to 1110 pages, providing long-lasting printing and reducing the frequency of cartridge replacements. · Complete 4-Color Set: Includes one black, one cyan, one magenta, and one yellow ink cartridge, offering a full range of colors for all your printing needs, from documents to vibrant color projects. · Excellent Print Performance: Delivers sharp text and vivid colors with every print, ensuring professional-quality output suitable for both home and office use. Specifications: · Item Type: Ink Cartridge Set · Material: Durable PP (Polypropylene) · Colors Included: Black (BK), Cyan (C), Magenta (M), Yellow (Y) · Compatible Printers: WorkForce Pro WF-7840, WF-7820, WF-7310, EC-C7000 Package Includes: · 1 x Black Ink Cartridge · 1 x Cyan Ink Cartridge · 1 x Magenta Ink Cartridge · 1 x Yellow Ink Cartridge Upgrade your printing experience with this reliable and efficient ink cartridge set, designed to deliver exceptional print quality, extended page yield, and full compatibility with your compatible printer models. Enjoy smooth operation and professional results with every print job.