Bluetooth version:V3.0+EDR |
Bluetooth transmission power: CLASS2 4dBm |
Bluetooth working frequency:2.4GHz |
Charging voltage: DC5V/500mA |
Working voltage :DC 3.7V |
Battery capacity:4000mAh |
Music playing time:15H |
Talking time:40H |
THD: ≤ 0.1% (3.7V/1KHz/1.8W) |
Signal to Noise Ratio:≥85 db |
Speaker parameter :4Ω3W*2 ф40MM,Two speakers |
Bluetooth range :10-20m |
Support :Super Bass , Bluetooth , FM radio, Micro SD card , Power bank , Hand free Phone call , Mobile and PC use |
Material :Plastic |
Colour :Red ,Blue,Black,Gold,Silver,Hot Pink |