Loud. Durable. Wireless. And smaller than a coffee mug. The Rock Block from ION Audio brings you stacks of fun and a full sound you"ll have to hear to believe - all in a durable road-case-style cabinet that"ll have the rocker in you longing to go on tour. And you can! Rock Block goes anywhere. It"s perfect for the kitchen, desktop, deck, den, park, or beach.