AirCurve 10 VAuto combines the best of ResMed's sleep therapy technologies into an advanced auto-bilevel device for the treatment of obstructive sleep apnea. AirSense 10 VAuto adjusts inspiratory and expiratory pressure levels throughout the night to adapt to your sleep needs; and it includes intelligent enhancements like an ambient light sensor, user friendly controls, and a built-in HumidAir Humidifier to ensure you receive a comfortable, peaceful, successful night's sleep.