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