Fuzion Compatible Cartridge for HP LaserJet 4200, 4200DTN, 4200DTNS, 4200DTNSL, 4200N, 4200TN, 4250, 4250DTN, 4250DTNSL, 4250N, 4250TN, 4300, 4300DTN, 4300DTNS, 4300DTNSL, 4300N, 4300TN, 4345, 4345MFP, 4345XMFP, 4345XMMFP, 4345XSMFP, 4350, 4350DTN, 4350DTNSL, 4350N, 4350TN, M4345, M4345MFP, M4345X, M4345XM, M4345XS - TWIN PACK