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