Product description The A700 is a second stage regulator with a hand crafted full metal construction designed for cold water use. The Scubapro A700 has fantastic breathing performance at any depth and any temperature with best thermal exchange to dramatically lower the risk of freezing in cold waters. The A700 Scubapro regulator is compact and lightweight and has some great features such as diver adjustable inhalation effort and a high flow exhaust valve to keep exhalation bubbles away from your face. Features Compact dimensions. Orthodontic mouthpiece for comfort especially during extended dives. Air balanced valve technology reduces inhalation resistance for super smooth breathing. Diver adjustable inhalation effort with micrometric adjustment knob for personalised breathing effort control. VIVA system for precise control and comfort. (Venturi Initiated Vacuum Assist) Super high flow exhaust valve for air to exit more freely and to lower the exhalation effort Air balanced valve technology. Includes kelvar lined super flow hose.