The AirSense 11 device is the most advanced auto-adjusting airway pressure therapy device available by ResMed. The integrated technology puts you and your health first, maximizing both comfort, and overall effectiveness of addressing the impacts of your sleep apnea. The Basics Bundle includes everything that is essential: the device itself, a fitted humidification chamber, your selection of either SlimLine™ or ClimateLine™ hosing, and any ResMed mask of choosing.