The AirSense 11 AutoSet Bundle with AirFit N30i Nasal Mask & Filters is a complete CPAP therapy setup for sleep apnea. It includes the AirSense 11 AutoSet device with automatic pressure adjustment, built-in heated humidifier, touchscreen interface, and wireless data capabilities. The AirFit N30i nasal mask features a top-of-head tube connection and a curved nasal cradle cushion that sits under the nose, allowing more freedom of movement and an unobstructed field of vision. Includes: ResMed AirSense 11 AutoSet Power supply User guide 6' SlimLine tubing AirFit N30i nasal mask Two filters (one standard and one extra) The top-mounted tubing design reduces drag on the mask, making it suitable for active sleepers who change positions during the night.