Horn specification:1.5inch  4Ω          

Output power:3W ＊2                                                    

Frequency response: 100Hz-10KHz            

Sensitivity: 83 db ± 2 db                               

Signal-to-noise ratio:≧60DB                       

Input sensitivity:600±100mV                       

Distortion:≤0.3%                                           

Bluetooth specification: V3.0 + EDR              

Music format: MP3                                        

Battey:1200 Mah polymer  battery

E-mail:ren_xiaowei@alic.com