Dolphin 3400W Bluetooth Tailgate Rechargeable Party Speaker System + WaveSync. The item "Dolphin 3400W Bluetooth Tailgate Rechargeable Party Speaker System + WaveSync" is in sale since Wednesday, September 23, 2020. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Home Speakers & Subwoofers". The seller is "bluetoothaudio96" and is located in Bloomington, California. This item can be shipped to United States.