This is a AIRVO 2 Humidified High Flow Therapy System PT101US. It is the ultimate  In-Home Humidified High Flow Therapy System that is designed for the treatment of spontaneously breathing patients who benefit from high flow, warmed, and humidified air.

• Dual spiral heated breathing tube with an integrated temperature sensor.
• Can be used with Optiflow nasal cannula interfaces as well as direct-connect tracheotomy and mask interfaces.
• Oxygen from a concentrator or cylinder can be added.
• Built-in ultrasonic analyzer requires no calibration, service, or replacement.
• Adjustable temperature and flow settings.
• Designed for simple setup, use, and cleaning.