Driver unit: Φ9mm, 6u                                                                     

Speaker impedance: 16ohm±10%                                      

Speaker sensitivity:105dB±3dB                                                   

Speaker: 20-20, 000Hz                                                              

Maxium input power: 30mw                                                                                                                      

Cord length: 1.2 Meters                                                   

Plug: 3.5mm