ION Audio Aquaboom | Waterproof Stereo Bluetooth Speaker with Built-in Microphone & Rechargeable Battery (10W) Rugged, IPX7 waterproof stereo speakerfloats and is fully submersible! Streams music wirelessly from any Bluetooth device; Easily control your Bluetooth music with Play/Pause, Next/Previous Track buttons Built-in rechargeable battery provides up to 8 hours of fun Dual full-range drivers and passive radiator deliver great bass Built-in microphone for speakerphone functionality  Use built-in microphone to send voice commands to your smartphone's Virtual Assistant