Earson ER-160 Mammoth have not only fully taken into account in the design of lightness, portable, four defense and call assistant, but also huge capacity inside 1500mah Lithium battery and convenience charging. It supports Bluetooth A2D stereo music playing, income call help function, TF car music play, USB data transfer, AUX 3.5mm audio input port, 360 degree coding switch volume control and three-level LED battery indicator function, etc. It can satisfy you with the music you need in outdoor sports and uses such as call answering. You can also easily connect it to notebook, Tablet and desktop PC. It is a versatile portable speaker products. Buy this product and Get 10% OFF For Original Earson ER-160 Mammoth Waterproof Portable Wireless Bluetooth Stereo Speaker. With coupon code: Earson16 at checkout.