Behringer INFINIUM X1 Contact-Free Optical Fader, Black

Delivers two x 500 Watts into two Ohms; two x 300 Watts into Four Ohms; 1000 Watts into Four Ohms (bridge mode) and weighs less than seven lbs / 3Three kg Ultimate reliability through revolutionary cool-running High-Density Class-D technology with "near-zero" thermal buildup Ultra-efficient switch-mode power supply for noise-free audio, superior transient response and low power consumption "Zero-Attack" limiters offer maximum output level with reliable overload protection Built-in stereo crossover with low-cut, high-cut and full range mode