Shower-Mate Water Resistant Wireless Bluetooth Portable Speaker and Hands-Free Speakerphone Compatible with All Bluetooth iOS Devices and All Android Devices 1 YEAR US WARRANTY (Black) 1 year US warranty! Built-in microphone , so you can enjoy hands-free callinG Bluetooth wireless transmission Using high -quality audio decoder chip , allowing you to experience the perfect sound Answer calls and hold conversations through the Bluetooth microphone