Compact and lightweight power amplifier with versatile I/O and Yamaha Speaker Processing from P-Series that delivers high performance, superior audio quality and efficient operation. It has been specifically designed to be perfect companions to the popular Club Series loudspeakers - it provides 500-watt per channel into 8 Ohms. Matching precision is afforded by Yamaha's proprietary YS Processing circuit, specially designed so that it delivers output tailored to the specific response of the Club Series speakers. It provides both XLR and 1/4-inch TRS inputs, and Neutrik Speakon, phone plug, and 5-way binding post outputs. Amplifier also features a Yamaha's exclusive EEEngine (Energy Efficient Engine) technology that makes more efficient use of AC power by reducing power consumption and heat generation without sacrificing output power or sound quality; sweepable high and low pass filters for matching output to any loudspeakers, a compact and durable 2U chassis, and variable speed cooling fans. Security cover with a hex wrench is included. Dimensions: 480 x 88 x 456 mm. Weight: 12 kg.