Designed to increase patient compliance, the Invacare Polaris EX CPAP is equipped with a revolutionary technology called SoftX, named after the soft exhalation sensation it creates. SoftX makes breathing with CPAP feel natural and more comfortable for patients. The ISP5000 is a kit that includes the Invacare Polaris EX CPAP with SoftX, the integrated Heated Humidifier, tubing, and a carrying case. It also has a touchpad, located at the top of the unit, which provides convenient access to simple operation and set up for both patients and clinicians. The Invacare Polaris EX CPAP with SoftX is very lightweight at only 4.2 lbs for travel and comes with a 2 year limited warranty.