Today we take a look at the Cowin CuteBeat BT Vibration speaker which features ?Resonance Technology?. This speaker will let you play music from various external sources using either a 3.5mm audio cable or by streaming directly to the unit via Bluetooth. It will ?vibrate sound? from any hard surface and official ratings measure the sound output at 12W. A rechargeable battery means you can take music with you, anywhere you decide to go. But is it any good?