Expression compatible Q5942X (HP 42X) High Yield Black Toner Cartridge (20000 Yield)

Expression compatible Q5942X (HP 42X) High Yield Black Toner Cartridge fullyExpression compatible with the HP LaserJet 4200, 4250, 4250dtn, 4250Dtnsl, 4250n, 4250tn, 4300 Series, 4350dtn, 4350Dtnsl, 4350n, 4350tn, 4345 MFP, 4345x, 4345xm, 4345xs, M4345 MFP, M4345x MFP, M4345xm MFP, M4345xs MFP. The use ofExpression compatible supplies does not void your printer warranty.