Further matching is found in Yamaha's proprietary YS Processing. Each model is equipped with this specially designed circuit that delivers output tailored to the specific response of the Club Series speakers for superior audio quality and performance. All models feature both XLR and 1/4-inch TRS inputs and Neutrik Speakon, phone plug, and 5-way binding post outputs to make connections quick and easy. -- Other features include Yamaha's exclusive EEEngine technology which delivers high performance with exceptional efficiency, sweepable high and low pass filters for optimizing output to any loudspeakers, compact and durable 2U chassis, and variable speed cooling fans. -- Big Output Power Delivered with Great Efficiency - 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 application, the P5000S delivers 2600 watts.