Tech-Life BeatBlock - Wireless Bluetooth Speaker: Rechargeable, Ultra-Durable and Splashproof (Bombproof Rubber Exterior-Black)
When I bought this item I thought it would maybe have enough power to fill up a small room, but when i tried this out I was extremely surprised at how loud it really was.  For the size and portability of this product you cant find a better buy.  I have owned previous bluetooth speakers and none have been this flawless.  Another thing I instantly fell in love with was the battery life that seems to last forever.  I ran it all day long and it still didn't die I haven't plugged it in since I bought it 3 days a