IPX7 level water-proof Bluetooth wireless speaker makes the best companion for pool party, beach hangout, rainy days or sunny days, also great for day to day use in the kitchen or showers to enjoy the music without water damage. Modern design, ideal for both indoor and outdoor usage. 40MM water-proof driver delivers enriched sound in wide range. Large speaker cavity inside for excellent acoustic effect. Built-in passive subwoofer for outstanding bass. Built-in rechargeable battery supports up to 6 hours of playback time. Built-in microphone for hands-free phone call. Seamless connection to phones or other Bluetooth enabled media devices. Removable suction cup for fixing on smooth surface.