Item No.: AV-20
Minimum Order Quantity: 200 pieces
Power Supply: AC110V/220V 50Hz     
RMS Power: 50W*2/4 Ohm
IC/Transistor/Tube: D1047*4
Capacitance Electrolysis: 3300U/50V*4   
Transformer: Round Aluminum
Specification: 
    1.Input Sensitivity（Music490mV/Mic14mV）
    2.Frequency   Response（20-20KHz±2dB）
    3.Noise   Ratio（70dB）
    4.Intrusion（1%）
Net Weight: 4.6Kg                
Size: 430*290*70mm 
Packing: Poly Bag+Foam+Brown Box
Function: Double Decoding, Bluetooth 4.0, with dual MIC input, with relay protection, fan inside, LED screen