Nominal impedance: 8ohm(AC)  
Power capacity: 25W
Sensitvity: 110db/m.w       
Frequency Range: 600Hz—20kHz
Diaphragm material: Titanium
                                     Phenolic
Voice coil: Kapton25.4mm(1in)
Magnet: 11oz
Throat: 25(1in)
Size: Φ80MM×67MM
Net weight: 0.74Kg