The Freestyle Comfort provides powerful and versatile oxygen delivery profile with pulse dose with settings from 1 to 5 and a maximum output of 1050 mL of oxygen per minute. It is powered by Charts UltraSense technology, allowing the compressor to adjust the oxygen bolus to match your breathing rate automatically. This technology means that whether you are at rest, exercise, or sleeping, the unit provides your oxygen requirements. This feature also ensures that oxygen is provided at the very start of your breath when your body uses oxygen more efficiently.

• UltraSense technology to automatically calibrate oxygen level to your needs
• Five pulse setting choices deliver up to 1050 mL/min of oxygen
• Easy-to-read user Interface
• Wearable and lightweight at less than 5 pounds
• Ergonomic, curved design
• FAA Approved for onboard/in-flight usage
• Fully functional on AC or DC power
• CAIREView Telehealth Technology