Power supplier:DC5V 
Output power:3W(1KHz,THD10%)
Frequency:60Hz——18KHz
Signal&noise ratio:≥95dB
Impedance:4 OHM(Ω)
Li-ion Output:3.7V~4.2V+0.05V 
Li-ion Input:5V 
Lithium battery:150mAh-400mAh
Speaker Unit:40mm 
Case Material:ABS
Dimensions:Dia60*74mm
Weight:100g
Color:White/Black/pink/orange/blue/green

 

 

 

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