Sold Individually TECHNICAL SPECIFICATIONS40.50mm. 1.59in.Rated impedance: 4 ohmsMinimum impedance: 4 ohms @ 3.5 kHzD.C. Resistance: 4 ohmsPower capacity *: 35 w AES above 0.8 kHz45 w AES above 1.5 kHzProgram power: 75 w above 0.8 kHz95 w above 1.5 kHzSensitivity **: 104dB 1 w @ 1mFrequency range: 3KHZ - 20 kHzVoice coil diameter: 25.4 mm. 1 in.Magnet Size : 25*7 MOUNTING INFORMATION58.00mm. 2.28 in.Depth 67.50mm. 2.65 in.Mounting M43.5.Net weight 0.56kg. 1.24 lb.Shipping weight 0.66kg. 1.46 lb. MATERIALSTitanium DiaphragmVoice coil: CCAWVoice coil former: KSV