HP Q2681A Cyan Smart Print High Yield Toner Cartridge for LaserJet 3700 Series. Page life - 6000.Compatible Printers: HP Color LaserJet 3700 N, HP Color LaserJet 3700 DN, HP Color LaserJet 3700, HP Color LaserJet 3700 DTN, HP Color LaserJet 3700 Series