GRANDEY Bluetooth Shower Speaker Best Waterproof Speaker(IPx7), Fully Submersible & Portable Design Play Wireless Music with Crisp Audio & Deep Bass - F012 (Black-Yellow) Support Bluetooth & Wireless transmission. Built-in charging Battery and Built-in high sensitivity Microphone, enjoying hand-free call. Unique water-proof design, using in bathroom, sand beach, swimming pool,car etc any where. Special suction cup design, could sucked on any flat surface including desk, wall, window. Adopt high quality audio decode chip ,let you experience perfect sound quality.