I use the equalizer for 1 year (on a branch before cx 400) and now my amp current brand. I like the different possibilities of connection, its simplicity Started; we take easily to hand. This is my first qualizer, I intend to change very soon and make a brand better known. When the ratio quality price is not terrible, (100 euros) since at same price, we have a more rcent.Je other models had not tried other mod them before buying. I do not have that choice would do, but I keep it as it works even when niquel (and yes, even the Chinese do when the right products) and I've attach.