Philips Respironics DreamStation Auto BiPAP with Heated Humidifier. This is an automatic BiPAP device designed to treat: Obstructive Sleep Apnea. Some cases of sleep breathing difficulties that require two different air pressures (inhalation pressure and lower exhalation pressure). It may be used for some patients with hypoventilation or lung diseases, as prescribed by a doctor. Specifications Type: Auto BiPAP (automatically adjusts pressure according to the patient's needs). Integrated humidifier to reduce nasal and throat dryness. Display screen to show settings and treatment data. Records sleep data on a memory card for doctor's review. Power supply: 12V – 6.67A. Works with nasal or full-face masks for BiPAP/CPAP devices.