Premium bundled W2020X, W2021X, W2022X, W2023X (HP 414X) High Yield Black, Cyan, Magenta, Yellow Toner Cartridges Value Bundle, 4pk fully compatible with the HP Color LaserJet Pro M454dn, M454DW, M479fdn, M479fdw, LaerJet Pro M454DW. The use of compatible supplies does not void your printer warranty.