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