Model: S21
Bluetooth Version: V2.1
Battery: 600 mAh
Driver: 4Ω 5W*2
Voltage: DC 5V
S/N Ratio: ≥ 85db
Frequency: 100Hz-18KHz
Working range:10m
Material:Plastic
Color: Black/blue /red/green/white
Specifications
Model: S21
Bluetooth Version: V2.1
Battery: 600 mAh
Driver: 4Ω 5W*2
Voltage: DC 5V
S/N Ratio: ≥ 85db
Frequency: 100Hz-18KHz
Working range:10m
Material:Plastic
Color: Black/blue /red/green/white