Struggling to hear is a thing of the past! The Black Velvet Boom Bowl one of 3 new premium finishes amplifies the sound of cell phones and MP3s by 15 decibels so you can get the party started. Just place your device in the ceramic bowl and get ready to experience an amazing difference. With its white marble finish, this Boom Bowl blends well into any décor and its portable, so you can take it anywhere. Its compatible with most cell phones and offers crystal clear sound quality you have to hear to believe. Treat yourself or stock up for all the music lovers you know!