Power bank Bluetooth Speaker with sucker

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-23 04:11
Browse the number: 198
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Product details
Power supplier: DC5V 
Output power: 3W*2 (1KHz, THD10%)
Frequency:100- 18KHZ
Signal & noise ratio: ≥95dB
Impedance:4 OHM(Ω)
Li-ion Output: 3.7V~4.2V+0.05V  
Li-ion Input: 5V  
Lithium battery capacity: 4000MAH
Speaker Unit: 40MM*2
Case Material: ABS
Dimensions:13.5*7*3.3CM
Weight: 300g
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