Yamaha PX3, Digital Power Amplifier, Power: 2x 500 W / 4 Ohm, 2x 300 W / 8 Ohm, 2x 300 W / 2 Ohm, 1x 600 W 8 Ohm bridge, 1x 1000 W 4 Ohm Bridge, Speaker presets allow optimal speaker performance, DSP functions, Including D-Contour Processing, Input: XLR + jack, Output: Speaker Twist, jack, terminal connection, Dimensions: 480 x 88 x 388 mm, Design: 19"" / 2U, Weight: 6.9 kg