I have beginners with this amp there are about 5 or 6 years, used to power two speakers in two 38 "Boost" ... (Lol!) Given its price (1190 francs the era), we can not blame him much except that: it grabs all the parasites in the sector (warning those who use a dispatching proximity to fluorescent tubes supplying ...) and a pretty heated. But he never lach (except once, shorted output HP and fortunately the fuses did their job). Power level, I think it far from silent Figure 2x200 W RMS / 4 Ohms announcement. I said rather j'auari 2x150W RMS / 4 Ohms but ...