Moget Speaker Black Wireless Portable Water Resistant Speaker with Built-In Mic Bluetooth 3.0, Black Incredible sound- don't let the soft shower colors fool you! Great highs and lows make it perfect for a home audio system Easy access to control: hand-free talking / on / off / play / pause / next (volume up)/ backward (volume down) / power buttons 6 hours of playback time by non-detachable and rechargeable 3.7V lithium battery full charged for 3 hours via USB cable For both outdoor and indoor use. Listen to music in the shower, bath, swimming pool, or on a boat Universal compatibility with android and iPhone, tablets, smartphones, iPods, MP3, mp4, and other Bluetooth enabled devices