• Set of 4 compatible toner cartridges (Black, Cyan, Yellow, Magenta) for HP 201X and 201A printers. • Compatible with HP Color LaserJet Pro MFP M277dw, M277n, M274n, M277c6, M252dw and M252n models. • High capacity yield: up to 2,800 pages in black (CF400X) and 2,300 pages per color cartridge (CF401X, CF402X, CF403X) at 5% coverage. • Equipped with a smart chip for fast recognition, no compatibility issues, and real-time level monitoring. • Excellent print quality with OPC drum that ensures precise toner transfer, vivid colors, and sharp texts. • Easy installation design in a few steps for efficient replacement and reduction of printing costs.