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