Bonds toner to paper with heatCompatible Printers: HP LaserJet 4350 Series, HP LaserJet 4250 Series, HP LaserJet 4350 DTNSL, HP LaserJet 4350 TN, HP LaserJet 4350, HP LaserJet 4250 N, HP LaserJet 4350 DTN, HP LaserJet 4250 TN, HP LaserJet 4250 DTN, HP LaserJet 4250, HP LaserJet 4250 DTNSL, HP LaserJet 4350 N