Operation class(PT) Classe DNumber of Channels(PT) 04Maximum power(PT) @ 12,6 VDC - 2 OHMS: 440W RMS (4 x 110W RMS) @ 12,6 VDC - 4 OHMS: 276W RMS (4 x 69W RMS)Input Sensitivity(PT) 250mVSignal to Noise Ratio(PT) >89dBFrequency response(PT) 8Hz ~ 26KHz(-3dB)Crossover high pass (HPF)(PT) 90Hz(-12dB/8ª) FixoCrossover low pass (LPF)(PT) 90Hz (-12dB/8ª) FixoInput Impedance(PT) 18K OHMSProtection system(PT) Curto na SaídaMin. Supply Voltage(PT) 8VDCMaximum Power Supply Voltage(PT) 16VDCConsumption at rest(PT) 0,8AMaximum music consumption(PT) @12,6VDC 23,5AMaximum consumption in sinusoidal signal(PT) 47ADimensions (H x W x D) mm(PT) 160 x 44 x 145mmWeight(PT) 0,6000Kg