TheKOLEER S29 Bluetooth Speaker RainDance wireless speaker uses 10 watts of power for a room filling sound that is crystal clear, distortion-free and exceptionally well balanced. This portable Bluetooth speaker is completely waterproof submerged in 1 meter of water for up to 30 minutes. It also features two custom stereo neodymium drivers that deliver a natural mid-range, clean highs and rich satisfying bass, across all genres of music.