System includes the portable oxygen generator with batteries, 2 battery chargers, portable battery charger (12 volt), supplemental battery pack, and carrying case.

At less than 5 lb (2.3 kg), FreeStyle by AirSep is the only truly wearable portable oxygen concentrator on the market. It is tailored specifically for those patients who know no boundaries. FreeStyle POCs capture the heart of what it means to live the good life without limitation. As the most lightweight and quietest portable oxygen concentrator available anywhere, FreeStyle offers the same weight advantage of the smallest contents-based systems, yet provides an unlimited supply of oxygen for an enjoyable travel experience with O₂. It's oxygen freedom!

FreeStyle's built-in battery provides the longest duration between recharges of any portable oxygen concentrator, while its optional AirBelt provides inconspicuous additional battery run time for outdoor and all-day events. FreeStyle and AirBelt combine fashion and function ergonomically, making it the supreme travel oxygen concentrator.

FreeStyle users travel freely between power sources and no longer need to worry about running out of oxygen.