Description
Compatible HP 4-colour toner combo set (Q3970A–Q3973A). Black yields 5,000 pages, colours 4,000 each.
- 4-pack: black (Q3970A), cyan (Q3971A), yellow (Q3972A), magenta (Q3973A)
- Yield: black 5,000 pages; colour 4,000 pages
- For: HP Color LaserJet 2550, 2550L, 2550Ln, 2550n, 2840, 2820
