BiPAP® Auto with Bi-Flex® Bi-Level System – Respironics’ BiPAP® Auto with Bi-Flex® is the first auto-adjusting bi-level positive airway pressure system for adults with obstructive sleep apnea (OSA). Designed with the most challenging patients in mind, BiPAP Auto is the only sleep system that offers patented Bi-Flex and Digital Auto-Trak™ technologies, along with auto titration, Respironics Encore® Pro SmartCard® compatibility and advanced data reporting. BiPAP Auto is quite possibly the best way to improve sleep therapy Acceptance, Comfort and Results for your most challenging patients