Спецэффекты
ACME HALO HKAudio DB Technologies Shure BIG SANYO Nightsun JBL Professional Panasonic Crown (США) Light Studio Pioneer Turbosound Electro-Voice Park Audio DiscoEffect DeliEffect OSRAM (Германия) Technics Philips MARTIN (Дания) Polarlights Allen & Heath APart (Бельгия)