US $16.00 US $15.30 / Pcs
100 Pcs Minimum Order (MOQ)
Category :
Speakers & Bluetooth Audio Player
14 year
Bluetooth version: | V2.1+EDR |
Bluetooth power: | CLASS2 4dBm |
Bluetooth frequency: | 2.4GHz |
Charging voltage: | DC5V, 500mA |
Working voltage: | DC 3.7V |
Battery capacity: | 4000mA |
Music playing time: | 15H |
Phone talking time: | 40H |
THD: | ≤ 0.1% (3.7V/1KHz/1.8W) |
Signal Noise Ratio: | ≥65 db |
Speaker parameter: | 4Ω 3W 40MM ( 2 pieces ) |
Bluetooth rang: | 10-20m |
Color: | White, black ,pink, red, blue |