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