I HAVE A TWO CHANNEL CARVER CM-1090 INTEGRADED AMPLIFER WITH MANUAL IN GREAT WORKING ORDER VERY HEAVY AND well BUILT 100 TRUE WATTS PER CHANNEL WITH PHONO AND GROUND PREAMP OTPUTS AND MAIN IN VL METERS WORK AS THEY SOULD AND LIGHT AS WELL WHAT COMES WITH THE CM-1090 IS A CARVER PM-600 WITH MANUAL THIS IS ONE FAVORITE POWER AMP THIS POWER AMP IS FULLY FUNCTIONAL AS WELL WELL BUILT AND VERY HEAVY THESE TO UNITS TOGETHER SOUND AMAZON NO QUESTIONS ASKED I HAVE SOME SPECIFICATIONS AT THE BOTTOM OF THIS LITERATURE THANKS FOR READING. $700Specifications For Carver CM-1090Power output 100 watts per channel into 8 stereoFrequency response 20Hz to 20kHzTotal harmonic distortion 0.1Signal to noise ratio 78dB MM, 90dB lineDimensions 4.5 x 19 x 14.5 inchesWeight 21lbsSpecifications For Carver pm-600 Power output 200 watts per channel into 8 stereo, 300 watts per channel into 4 ,700 watts into 8 mono Bridged Frequency response 20Hz to 20kHzTotal harmonic distortion 0.5Ding factor 150Gain 28.5 dBInput sensitivity 1.5VSignal to noise ratio 106dBSpeaker load impedance 4 minimumDimensions 3.5 x 19 x 13.75 inchesWeight 10.2kg