4-Channel Digital Power AmplifierPAD4000.4Key FeaturesMax power handling: 400WMOSFET switching powerEfficient Class D bridgeable designChannel Mode Switch (ST/4Ch)Toroidal transformersFull, HPF, BPF switchAdjustable low and high pass frequencyFront and rear level controlsLine level outputs and inputsNickel-plated wire terminals and RCA connectorsStainless steel hardwareProtection: thermal, DC offset, reverse polarity and short circuit protectionDimensions (with panels): 1.81''H x 10.94''W x 6.75''DWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.