The Vacu-Aide QSU Suction Unit meets American Association for Respiratory Care (AARC) guidelines for neonatal, infant, child, and adult homecare suctioning, and it features a conveniently placed flow regulator knob for easy use and control; innovative container assembly with integrated bacteria filter to prevent backflow; and float shutoff on container to protect against overflow; plus, it is equipped with a switch mode power supply allowing for operation on any AC voltage (100-240 VAC, 50/60 Hz). With more than 50% reduction in sound, the Vacu-Aide QSU is the quietest high flow/high suction portable unit on the market, and this unique suction unit comes with an 800 cc disposable container, 6 foot tubing, and AC/DC Adapter and Power Cord.