Introducing the high-performance Apeks DS4 First Stage Regulator, perfect for high-percentage oxygen use. This compact regulator features four medium-pressure ports and one high-pressure port, providing convenient flexibility during your dives.One of the standout features of this regulator is the innovative Diver Changeable Exhaust system (DCE), allowing you to switch between a small exhaust tee and a large exhaust tee. This customization gives you the option of a wider exhaust tee for minimal bubble interference, ideal for underwater photography, or a smaller, compact tee for increased comfort.Moreover, the Apeks DS4 can easily be converted from a right-handed hose configuration to a left-handed one, offering versatile configuration options for your diving needs. Please note that this conversion should only be performed by an Apeks Authorised Service Technician to ensure proper functionality.Available in both yoke and DIN configurations, this regulator comes equipped with a braided flexi-hose, making it lighter, more flexible, and more durable. Whether you're exploring coldwater environments or using high levels of oxygen, the Apeks DS4 is designed to meet your needs.Don't miss out on the opportunity to enhance your diving experience with the Apeks DS4 First Stage Regulator. Upgrade to this reliable and versatile regulator today and elevate your underwater adventures to new heights.