The A700 offers effortless inhalation and an ease of exhalation that is unmatched in a precision-handcrafted, full-metal compact package Air-balanced valve smooths out the inhalation effort at varying depths and supply pressures. Rugged full-metal case, front cover and valve housing (barrel) are able to with stand years of aggressive diving. Metal construction enables the use of a larger diaphragm inside a compact casing, increasing breathing sensitivity. User controls include a diver-adjustable inhalation effort knob and coaxial-flow Venturi-Initiated Vacuum Assist (VIVA) lever. Super-flow hose features an oversized bore that allows more air to flow on each inhalation. Ultra-comfortable orthodontic mouthpiece is easy to grip yet doesn't inhibit airflow. Airflow at 200bar: 2000 l/min
