Item No.: S1-50-4
Minimum Order Quantity: 200 Pieces
Power Supply: AC220V/50Hz    
RMS Power: 40W*4/8 Ohm
IC/Transistor/Tube: C5198/A1941*4
Capacitance Electrolysis: 10000U/50V*2   
Transformer: Round Aluminum
Specification: 
    1.Input Sensitivity（Music660mV/MIC20mV）
    2.Frequency Response（20-20KHz±2dB）
    3.Noise Ratio（78dB）
    4.Intrusion（1%）
Net Weight: 5.3Kg   
Size: 430*327*70mm      
Packing: Poly Bag+Foam+Brown Box
Function: Double lossless decoding, Bluetooth 4.2, Optical & Coaxial Input（PCM）, Karaoke Function, with reverb MIC input, with relay   protection, Heat protection, Fan inside, LED screen, separated 4 channels output