New & boxed. Power: 4x 250 W per channel at 8 ohm, 4x 400 W per channel at 4 ohm Frequency response: 20 - 20000 Hz Input: Thomann XLR Output: Speaker Twist For input channels 1 and 2 as well as 3 and 4 bridged use is possible via switch Protection circuit: DC Short circuit ...New & boxed. Power: 4x 250 W per channel at 8 ohm, 4x 400 W per channel at 4 ohm Frequency response: 20 - 20000 Hz Input: Thomann XLR Output: Speaker Twist For input channels 1 and 2 as well as 3 and 4 bridged use is possible via switch Protection circuit: DC Short circuit protection Overheating protection Limiter Standby switch Voltage: 230 V, 50 Hz Dimensions: (W x D x H): 482 x 408 x 88 mm, 19" / 2 U Weight: 15 kg