* The optimal flow design valve(OFD) for reliable & high air flow, improving work of breathing compared to a downstream valve.
* Diver-adjustable coaxial VIVA for powerful inhalation assistance & prevention of free-flow.
* Diver-adjustable inhalation control for personalized breathing effort.
* Redesigned mouthpiece tube allows better exhaust airflow.
* Available with either 232 bar INT or 300 bar DIN first stages.
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