Take car audio to a whole new level with this 4000-watt Digital Clas X amplifier from Clif Designs. Can you handle that much power? Features include: 3600W/2 ohm RMS power at 14.4V 4000W/2 ohm RMS power at 17.0V 96dB signal to noise ratio 0.5 THD level 10-350Hz frequency response 50-350Hz 24dB low pass filter 15-50Hz 24dB subsonic filter 0.2-8V RCA input sensitivity 22K ohms low level input impedance This high-quality item has been factory reconditioned. Please click on the icon above for more information on quality factory-reconditioned merchandise.