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Give your black-and-white documents a polished, professional look. The HP 21 cartridge is perfect for low-volume users who want laser-quality text and graphics. Rely on great results: get crisp text every time. Install and use with minimal effort.
| Page Yield: 150 Pages @ 5 % Coverage | |
| Compatibility: | HP Deskjet 3940 Printer |
| HP Deskjet 3920 Printer | |
| HP PSC 1400 All-in-One Printer | |
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