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● Aluminum alloy panel; USB/SD Reader; Buletooth; Digital LED display; 

●Source Inputs:

●Output Power(RMS)550W(4ohms) &70V&110V

● Power sources: AC220V 50Hz & DC24V

● Sensitivity: 200mv

● S/N Ration≥ 85dB

● Frequency Response: 20Hz-20KHz ±2dB

● Impedance: 4ohms-8ohms

● Distortion≤0.5%

● N.W:20Kg

● Dimension: 485(W)mm*320(D)mm*100(H)mm