4 sets of 3-Pin XLR Male and Female Cannon Head, each including 1pc male and 1pc female Full metal shell with longer use time, no need to worry about the shell broken in use After the male and female docking, they are tightly connected and will not loosen or fall off. Used for stage lighting signal cable connection plugs, also for microphone cable connection plugs Your stage lighting must be equipped with the same model DMX512 signal connection jack, otherwise you can not use it. 3-Pin DMX Signal Connection Cable Wire with Cannon XLR Male and Female Plugs for DMX Signal Stage Light for All Moving Head Light LED Par Light3-Pin XLR Male and Female Cannon Head for DMX Signal Wire or Wired Microphone Cable Connection3-Pin Male and Female Head Connectors for Signal Input or Output Jacks for Stage Light and Speakers