Specifications:
Color: Black 
Material: ABS + Rubber paint
Frequency range: 200-0000HZ
Sensitivity: 90+/-3  
Impedance: 4Ω battery
Capacity: 4000mAh 
Cell: 26650 lithium battery
Charging time: 5h
Input: DC5V 800mAh
Output: DC5V-1000mAh
Product size: Approx. 14.2 * 3 * 3cm / 5.6 * 1.2 * 1.2in


 

 

 

 

 


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