Product typeLoudspeaker ChassisTypePANominal Diameter12 ", 300 mmVoice Coil2.56 ", 65 mmOverall diameter316 mmPitch Circle Diameter298.5 mmCut- out Measurement282 mmMounting holes8Diameter of fixing holes7.4 mmDepth135 mmNominal Impedance8 Ohm(s)Nominal Load Capacity300 Wmaximum rated load600 WSensitivity (1 W / 1 m)98 dBFrequency response50 - 4,000 HzVoice Coil MaterialAluminumMagnetFerriteThiele & Small ParameterFs (Resonance Frequency)50 HzRe (DC resistance)5.3 Ohm(s)Weight4,3 kg