I own three of these! IHF music power 150W 4 ohm, 105W 8 ohm. Rms continuous power into 8 ohms from 20-20K both chanels driven is 32W X 2. THD & IM less than .1%. IHF power bandwidth 5-40K. Frequency response 10-50K +/- 1.0db. Power supply caps are 6,800 uf X 2. A great sounding amp in my opinion.