The powerful rechargeable Speaker is a modern electronic product in home ,office and public appliance thats used for playing music, watching videos etc with super, amazing, compact , thunder,strong and pure sound. it has a bluetooth function,USB slot, radio fm, memory card slot, lion rechargeable battery, quality speaker capacity and other good accessories that a quality home theater should have. the product has been used in many European and Asian countries and its highly recommendable for lovers of top quality products.