... Frequency Response 1.3KHz-20KHz Nominal Impedance 2*8Ω2. Mediant Mid Frequency 2*6.5" ... Response 120Hz-6.5KHz Nominal Impedance 2*8Ω3. Bass Low Frequency 2*12" 75 cores neodynium ... Impedance 2*8ΩB. Sub Bass Model L-12B Q-218B Picture System Sub Bass Sub Bass System Sensitivity ... Horn Speaker, Long Throw Speaker, Sub Woofer, Sub Bass, Woofer Speaker, Amplifier, Power Amplifier, Microphone, Mixer are ...