Using these Peavey WS - 82T speakers is easy. First, decide whether you want to install them on the wall or ceiling. Make sure to pick a proper location with good acoustics. Before installation, check that the power is off to avoid any electrical risks. When mounting, use the right tools and follow the included instructions carefully. As for maintenance, keep them clean by gently dusting them regularly. Avoid exposing them to excessive moisture or extreme temperatures. If you're not using them for a long time, store them in a dry place. Always double - check the connections to ensure optimal sound quality.