If a simple Bluetooth portable speaker isn’t loud enough for you, then the JBL OnBeat Rumble might do the job. It comes with two tweeters, and has a 4.5-inch subwoofer.
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JBL OnBeat Rumble iOS Docking Speaker
Published January 26, 2013 blogs , technology 1 CommentTags: audio, blogs, bluetooth, dock, GeekAlerts, iOS, JBL, OnBeat, Rumble, speaker, technology
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