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SPA-4 面板介紹

• 4 zones P.A. mixing amplifier • 3U size design • Built-in 4 independent channels, which can broadcast different sources at the same time • 4 MIC / LINE balance inputs • 1 AUX unbalance input • Individual tone (treble & bass), gain and zone paging control per input • Individual VU meter to reach output • Independent headphone output and monitor output • 1 telephone paging input • Priority input for telephone and MIC 1 • Switchable AC 115/230V and DC 24V power supply