Harman International Industries Crown ComTech CT 4150 Amplifier - 500 W RMS - 4 Channel - 20 Hz to 20 kHz - 225 W NCT4150A-U-US

Powering this remarkable amplifier is the pioneering technology of DriveCore™, which integrates the amplifier drive stage into the power output stage fusing everything into a chip the size of a dime. DriveCore''s front-end drive circuits leverage the inherent efficiency of Class D output stages while also maintaining superb sonic characteristics. The end result is an audio amplifier circuit that exhibits the exemplary audio quality of a highly evolved Class AB design.