"Eighteensound 6ND430 4 Ohm, 6"" Neodymium Speaker Chassis, Power rating: 200 W AES, Impedance: 4 ohms, Sensitivity: 92.5 dB SPL 1W / 1M, Frequency range: 63 - 5500 Hz, Qts 0.27, Fs 61 Hz, Weight: 1.25 kg"
