Specifications ：

• Throat Diameter:      1.0 in(25.4mm)
• Mounting Type:        Screw on 1-3/8”  
• Nominal Impedance:  4/8 Ohm
• Power Capacity:        20 Watts RMS (pink noise signal -12db/OCT)
• Sensitivity(1W/1M):  105dB(H613)
• Frequency Range:      1.5KHz-20KHz
• Diaphragm Material:  Composite Polyimide /Aluminium
• Voice Coil Diameter:   1.0 in(25.4mm)
• Voice Coil Material:    Round or Ribbon Aluminium Wire
• Flux Density:             1.25T
• Magnet Material:       Neodymium N-45

Packing Details:

• Overall Diameter × Depth: ф161mm (2.4in) ×46.5mm (1.83in)
• Net Weight:                       0.26kg