Multifunction Bluetooth Power Bank for Promotion

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Basic Info

Payment Type:	T/T or Western Union

Product Description

Power bank specification:
1.Battery: 4000mAh Li-26650
2.USB output: 5V/1A (maximum)
3.USB input: 5V/1A (maximum)
4.Charging time: 4-5 hours
5.Size: 33*33*135mm
6.Net weight: 145g
7.Working temperature: -10-40°C
8.With Bluetooth and mini speaker can also used as a stand
8.With blue capacity indication

Speaker specification:
1.Rated power: 2W
2.Scope: 200-20000Hz
3.Sensitivity: 90dB ±3
4.Impedance: 4Ω
Bluetooth: 3.0

Frequency: 2.402-2.480GHz

Maximum output power: 3W
MIC sensitivity: -32dB

Receive sensitivity: better than -82dBm

Distance: 10m

Data transfer: up to 3Mbps

UART data transfer rate: 115200bps

Charging voltage: 4.8 - 5.5V DC

Working voltage: 3.7 - 4.2V DC

Working current: 200mA

Current consumption: >1UA

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