To use these SLS LS6500 line array speaker modules, first, place them in a suitable position for your event or space. Connect them to a compatible amplifier using the proper cables. Make sure the connections are secure. When setting up, adjust the volume and tone according to your preference. During use, avoid exposing the modules to extreme temperatures or moisture. For maintenance, regularly dust the speakers with a soft cloth. If there are any stains, use a mild cleaning solution and a damp cloth. Keep the modules in a dry and clean place when not in use.