I use this amp now for a first amp ans.C a cheap price but has a quality to be superb. I use it with speakers 150w jb system and the quality and really supert. g never had a problem with this amp I will recomand fortement.g try two other amp models that do not follow all of that with the one that made the soul. the relative quality and price you want bien.Si really good equipment for cheap I highly recommend it.