Horn specification:1.5inch 4Ω
Output power:3W *2
Frequency response: 120Hz-16KHz
Sensitivity: 83 db ± 2 db
Signal-to-noise ratio:≧60DB
Input sensitivity:600±100mV
Distortion:≤0.3%
Bluetooth specification: V4.2 + EDR
Music format: MP3
Battey:1200 Mah Lithium battery
Bluetooth solution：JR
