WHAT DOES ROLLING BLUETOOTH SPEAKER WITH MICROPHONE MEAN?

�?It is very heavy. The Hyperboom weighs in at thirteen kilos, making it the heaviest speaker to the list.Another standout is battery life: approximately 32 hrs of playtime on the single charge, much longer than similar-sized opponents.If waterproofing is a priority then watch out for models from Ultimate Ears, which combine entertaining, colorfu