The new p-series power amplifiers deliver a robust amount of professional quality power in a wide range of configurations designed to suit most any need. in a 4- ohm bridged 1300 watts. those on a budget will find the lineup's high power output and affordable prices deliver higher quality without putting a strain on funds. further savings are realized with extremely efficient operation utilizing yamaha's exclusive engine technology which keeps operational costs down by significantly reducing ac power consumption and heat generation. key features 2-channel pro audio amplifier power output at 20-20,000 hz: 700 watts rms per channel at 8 ohms 950 watts rms per channel at 4 ohms 1900 watts rms (mono) at 8 ohms in bridged mode pow