Special Designed reflectors creat an extra wide coverage area with beams that swirl around each other to the beat of the music. Great for large rooms. It is a bright and colorful effect, powered by 2 x 120v 300w lamps (EI-64514). This effect is ideal for clubs, ballrooms, and high school gyms. The knob located on the rear of the unit may adjust the internal microphones sesitivity. This effect is very popular and powerful. Dimensions: 16"H x 16"W x 16"D Weight: 14 lbs