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SINOBAND? S400 Waterproof Dustproof and Shockproof Portable Stereo Power Bank Bluetooth Speaker

Waterproof Dustproof and Shockproof wireless Bluetooth speaker metal and silicone housing design made it anti-skid you can take it into the bathroom waterproof grade IPX5 that is not available to totally immersed into water Also a metal hook make it more portable that you can easily carry with for sporting climbing
New 2 in 1 function Powerful 7000mAh built-in polymer lithium battery provides up to 20 hours of playback time a standard USB jack can be used as a power bank that you can enjoy your music the same time power your electronics
Bluetooth 40 and CSR chipset connects faster more stable compatible with all your Bluetooth-equipped devices and an excellent Bluetooth range about 492 feet so you can control your music in an appreciable distance such as the open-air yard
20 sound track audio deliver rich and comfortable listening experience Super bass and high high-fidelity audio enjoy the music at all frequency with pleasure
Built-in noise reduction microphone and additional speakerphone function free your hands for the phone calls