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