Cool Toner 4PK Compatible for HP 201X CF400X 201A CF400A Toner Cartridge HP M277dw M252dw HP Color Laserjet Pro MFP M277dw M277n M277c6 M277 M252 M252n M252dw Printer Ink CF400X CF401X CF402X CF403X Compatible Printer: HP Color LaserJet Pro MFP M277dw, HP Color LaserJet Pro MFP M277n, HP Color LaserJet Pro MFP M252dw, HP Color LaserJet Pro MFP M252n, HP Color LaserJet Pro MFP M277c6. Compatible Toner Cartridge for Original HP 201X 201A CF400X CF401X CF402X CF403X Black Cyan Yellow Magenta Toner (Compatible for HP CF400A CF401A CF402A CF403A Toner) High Yield: 2,800 Pages Compatible for HP 201X Black Toner and 2,300 Pages Compatible for HP 201X Color Toner Guarantee: 3-Years Warranty; Replacement or Refund upon request SERVICE - Phone Services for technical support