Easy to use, easy to transport. Its correct, powerful enough for a rock band playing in the roads. But two problem: it was announced but as 2X250 watt 2ohms: So buy 4 boxes in 8ohms for full power, or two boxes at 4 ohms but this is rare. For singing, I think buying a more pramp for compression, the gain and qualisation if you have to yell to be heard. Voil ....