Used Omron Compressor Nebulizer NE-C28 Used Main unit Air hose Nebulizer kit Medication bottle Suction tube Air intake tube Case Air filter Case Unused Spare mouthpiece Inhalation mask (small) Adapter for inhalation mask (small) Spare suction tube String Instruction manual included The parts that go in the mouth are all unused, so you can use them as is. Power on. First come, first served.