If you wish to rumble the flooring and shake the ceilings, you won’t do better than the JBL Xtreme 4. It’s a large speaker, but its deep, heat bass makes it an ideal centerpiece in a party.Sonos SRS-XB100 is similarly sized and priced, but doesn’t sound or glimpse as good as being the Miniroll. To the price on the Miniroll, there’s not much