Product Parameter
Product Name |
power bank Speaker |
Bluetooth version |
V3.0+EDR |
Bluetooth transmission power |
CLASS2 4dBm |
Bluetooth working frequency |
2.4GHz |
Charging voltage |
DC5V/500mA |
Working voltage |
DC 3.7V |
Polymer Battery capacity |
4000MA |
Music playing time |
15H |
Talking time |
40H |
THD |
≤ 0.1% (3.7V/1KHz/1.8W) |
Signal to Noise Ratio |
≥90 db |
Bluetooth range |
10-20m |
Color |
Red,Blue,Black,Pink,White |
Product Details