HP Color LaserJet Pro MFP 4301dw,4RA80F,Does not have fax. Different marketing strategy-no supplies contract.; HP Color LaserJet Pro MFP 4301dwe,4RA80E,Does not have fax.; HP Color LaserJet Pro MFP 4301fdn,4RA81F,Does not have wireless. Different marketing strategy-no supplies contract.; HP Color LaserJet Pro MFP 4301fdne,4RA81E,Does not have wireless.; HP Color LaserJet Pro MFP 4301fdw,4RA82F,Different marketing strategy-no supplies contract.