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