Function Wireless speaker Hands-free pone Power bank TF card player FM radio USB sound card decoding USB file to TF card Torch Waterproof Phone selfie Press the 2 keyboard of + and - at the same time to change language of English and Chinese Specifications Wireless Verstion V4.0 Signal distance >10M Speaker Size 52mmx2 Working time 20~25hours Power 6Wx2 Frequency 80Hz~20KHz Signal to Noise >85dB Distortion <1% Dimension 70mm x 201mm Charging Voltage DC5V 2A Charging time 3~4hours Li-Battery 3.7V/6000mAh Power Bank DC5V/1A Torch 100~110 Lumen
Availability: In Stock