QSC ISA 300 Ti - 2x 300W/100V installation amplifier for 8/4ohm and 100/70V systems. Switchable hi-pass filter and adjustable clip-limiter on each channel. 2x 185watts/8ohm, 2x 280watts/4ohm, 2x 430watts/2ohm. Dimensions: 19" x 3U (400mm deep). Weight: 20kg.