PA amplifers(public address amplifiers) have two types of loudspeaker outputs,one is constant resistance with 4-16 ,the other is constant voltage with 70V/100V
Supplier: Plastic speaker, wooden speaker, woofer & driver, combo pa system, public address speaker, power amplifier, graphic equalizer, crossover, mixing console, dj mixer, cabinet power mixer, microphone, stand, connectors, cable