Using these WorxAudio V8i two - way line array loudspeakers is easy. First, connect them to your audio source using appropriate cables. Place them in a well - ventilated area for best sound dispersion. When it comes to volume, start at a low level and gradually increase it to avoid distortion. As for maintenance, keep them clean by gently wiping with a dry cloth. Don't expose them to extreme temperatures or humidity. If you're not using them for a long time, store them in a dry and safe place. Also, check the cables regularly for any signs of damage.