Multichannel power amps power amplifier series img stage line sta total connected load 900 w number of channels 4 rack height 3 ru dimensions 482 x 132 x 31 cm weight 16 kg inputs 4 x xlr features ground lift limiter bridge mode function soft start display type led display frequency response 12 60000 hz distortion factor 01 power output at 4 ohms 160 power output at 8 ohms 100 power output 8 ohm bridged 320 watt pro kanal signal noise r