OceanLED 2-Way DMX Junction Box2 Way DMX Junction Box The 2 Way DMX Junction Box has been specifically developed to work in combination with OceanLED Sport Colors DMX lights and Explore E3 Colors DMX lights. Its primary role is to allow for the distribution of power and DMX signals within the vessels underwater lighting system. Using the 2 Way DMX Junction box, a Sport Colors DMX or Explore E3 Colors DMX system can be expanded to include up to 32 lights. The IP66 rated 2 Way