● All zone on/off switch and independent 8 zones on/off button ● Built 1 mic, support 1 Aux input and volume could be controlled ● Balanced transmission mode, distance up to 1km ● Built in one cascade input port ● Power input: DC24V
A Brief Introduction of Public Address AmplifiersJune 28, 2018Public address amplifiers are a device for amplifying the voltage or power of an input signal, consisting of an electron tube or a transistor, a power transformer and other electrical components. It i...view
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