Turn up the volume! Our White Boom Bowl does just that when you place your cell phone or MP3 player in it. It amplifies sound by +15 decibels, producing crystal clear quality sound due to its acoustic design and its portable, so you can take it anywhere. The Boom Bowl does more than just amplify sound; it serves as a contemporary addition to your decor. The white hi-low circular design makes a great addition to any room, and you'll be amazed by the incredible sound difference it makes. Weight 1 pound. 5" x 5" x 4.5". Ceramic. UPC Number: 843730055366.