AmandaK Upgraded TouchScreen Bluetooth Music & Phone Showerhead, with Waterproof Bluetooth Wireless Speaker Build in microphone. Simulated dual microphone noise reduction. Play music and talk in the shower. Bluetooth 3.0 + EDR for smart phones, tablets, MP3 players and PC, located up to 32 feet away 3W wireless speaker(battery:11 hours)can be used outside shower space, independent of the showerhead