memorexize's channel

Listen to @2:45 and I own this amp in the manual it say 140w RMS X 2 @8 ohm and than there a second line read 140w x 7 @8 ohm (we missing RMS????) so what does that suppose to mean? it mean not continous obvious. Also this amp is not 2 ohm stable in the manual printed clearly WARNING this amp do ...