FINCO(TM) Waterproof Wireless Bluetooth Shower Speaker Handsfree Speakerphone Compatible with All Bluetooth Devices Iphone 5s and All Android Devices (Blue) Built-in microphone , so you can enjoy hands-free calling and taking shower at the same time. Bluetooth wireless transmission Using high -quality audio decoder chip , allowing you to experience the perfect sound Unique waterproof design Answer calls and hold conversations through the Bluetooth microphone