Specification:
<br />*Bluetooth Sandard: 4.1
<br />*Speaker Unit: 40mm 4  5W 
<br />*SNR  80dB 
<br />*Charing time :3-5 hours 
<br />*Battery Capacity: 1000mAh built-in Li-Polymer battery
<br />*Play time 15-18hours 
<br />*Waterproof: IPX7 certified waterproof
<br />*Weight: 10oz 
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<br />Features:
<br />Excellent Audio Performance
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<br />Optimized audio performance more fit to outdoor listening environments. The powerful speaker unit provides bright, long-range audio with enhanced subwoofer. While in door creates rich sound with deep, full bass.
<br />Fast connect, Simple Play back
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<br />Portable feature not only could be placed indoor, but also could be packed in your bag, hook at our bicycle, which enable to enjoy your time outdoor. Built in Li-Polymer battery could support at least continuous 6 hours. With bluetooth connection, available for 33feet to phones,tablet, laptop, PC and any other bluetooth devices, etc.
<br />Waterproof, Dustproof, Shockproof
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<br />With an IPX6 certified waterproof rating, ZENBRE D6 is protected from rainfall, splashing. Its rugged exterior and impact-resistant frame make it ready for hiking, sporting,traveling and on beach as well!