Gsou U180 Protable Bluetooth speaker has clear sound with amazing deep bass. The U180 ultra-mini but powerful rechargeable Bluetooth wireless speaker is perfect for listening to your favorite music when you're on your travels or out with friends and family. Enjoy crystal clear audio from its petite yet high-performance speaker. Gsou U180 Bluetooth speaker with Clear Sound and Amazing Deep Bass more detail in http://www.gsoutech.com/product/2014526192346.html