QSC PLD 4.5, 4-Channel-Amplifier with Onboard DSP, 4x 1150 Watt into 8 Ohm, 4x 1250 Watt into 4 Ohm, 2x 2250 Watt into 8 Ohm, 1x 4200 Watt into 8 Ohm, USB interface, Inputs: XLR (f//m), Outputs: 6x NL4 Speaker Twist, FAST Technology, Weight: 10,0 kg, Format: 19"" / 2 U