Yamaha PX8, Digital Amplifier, 2x 1050W / 4 Ohms, 2x 800W / 8 Ohms, 2x 600watts/2ohm, Speaker presets that thomann allow you to get the best possible performance from Yamaha speakers,A wide variety of DSP functions, including D-CONTOUR processing, XLR/jack inputs, Speaker Twist/jack/binding post outputs. Dimensions: 480 mm x 88 mm x 388 mm 19"/2U, Weight 7,2 Kg