CO-Z LED Stage Lights, 4 Pack 18x3W RGB Par Lights, 4pcs 7 Modes DMX Controlled Sound Activated Stage Effect Lighting for DJ Home Party Festival Dancing Bar Club Wedding Church Uplighting The pack of 4 sets, perfect for DJ sets, parties, dances, stage performances, clubs etc. DMX, auto, sound control and master-slave modes Combined, they make for a bright and great display. Despite their strength, they are very power efficient. Heat is also dissipated efficiently thanks to its built-in, ultra-quiet fan. Color change, sound active, flash, to match various of color and stroboscopic effects Sound sensitivity and changing speed can be adjusted automatically according to the music 18 high output 3W single color RGB LEDs (6 Red + 6 Green + 6 Blue) in each par light lights up celebrations or any other occasions while cutting back your hydro bill as it is energy-efficient, the built-in quiet fan helps heat dissipation and improve use life. Adjustable bracket makes it a joy to move the light, perfect for weddings, parties, concerts etc.This DMX stage lighting includes sound activated program when connected with DMX controller which enables color changing according to the music.