GRANDEY NFC Wireless Bluetooth Shower Waterproof 2x5W Speaker(IPx7), Fully submersible & Aluminium alloy portable Design Compatible with all Cell Phone & Bluetooth Devices with Built-in Mic (Black) Supports Wireless Music Streaming via New Bluetooth v4.0 Technology,and with NFC to connect is so easy. Built-in charging Battery and Built-in high sensitivity Microphone, enjoying hand-free call. Unique water-proof design,Fully submersible(IPx7), using in bathroom, sand beach, swimming pool,car etc any where. Adopt high quality audio decode chip ,Output 2*5W speakers power ,let you experience perfect sound quality. Special Aluminium alloy Design, Portable,Nobleness,Textured,High-end,it is a good gift for your trip.