Ceramic Bronze Boom Bowl for Cell Phones or MP3 Players Bronze Colored Boom Bowl Our Ceramic Bronze BOOM BOWLTM does just that when you place your cell phone or MP3 player in it. Measures 5"L x 5"W x 4.5"H It amplifies sound by +15 decibels, producing crystal clear quality due to its acoustic design and its portable, so you can take it anywhere. Part of our Modern Collection, the BOOM BOWLTM does more than just amplify sound; it serves as a contemporary addition to your dcor. The bronze hi-low circular design makes a great addition to any room, and youll be amazed by the incredible sound difference it makes