Using this Movek myMix Personal Monitor Mixer is easy. First, connect it to your audio source. Since it doesn't have a power supply included, use PoE to power it up. When using, make sure the audio connections are secure to avoid sound issues. As for maintenance, keep it in a dry and clean place. Don't expose it to extreme temperatures or moisture. Regularly check the connections for any signs of wear and tear. That's all you need to know to get the most out of your mixer.