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