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