Horn specification:1.5inch 4Ω
Output power:3W *2
Frequency response: 80Hz-20KHz
Sensitivity: 83 db ± 2 db
Signal-to-noise ratio:≧75DB
Input sensitivity:1KHZ 0DB 600±100mV
Distortion:≤ 3%
Bluetooth specification: V4.2 + EDR
Music format: MP3
Battey:4000 Mah polymer battery
Bluetooth distance≤10 M
Bluetooth solution：JR
