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