DTV+ is Kohler's most advanced showering system, making your bathing experience fully immersive. Using water, steam, lighting, and music to give you multi-sensory relaxation. Each elemental component can be personalized for your needs and a simple touchscreen interface controls it all. The DTV+ system requires, at minimum, one interface, a K-99694 mounting bracket, and the K-99695 system controller. The DTV+ showering system connectively enhances your dream shower design when paired with rain heads, body sprays, and spa-like hydrotherapy, steam, and so much more. Required items sold separately. Maximum Ambient Temperature:125 degrees F (51.7 degrees C)