PETERHOT Wireless Speaker

*** Speaker Specification *** —> Power rating : 3w —> the power indicator : 4V —> Frequency response : 100HZ – 18KHZ —> S/N Ratio :>65db —> Support TF card to play MP3 directly —> Built – in rechargeable battery —> Continuous working3-5 hours —> Support Mobile phone hands – free function.