Celestion G12 EVH 8 Ohms, 12" Chassis, Impedance: 8 Ohm, Frequency response: 75 Hz - 5 kHz, Ceramic magnet, Power handling: 20 Watt RMS, Sensitivity: 96 dB, Oscillation coil: 1.75 ", Suitable for a hole cut with Ø 283 mm, Weight: 3.6 kg, Made in England