Switching Power Sound System Amplifier (FB-4K)

1>. Excellent Performance Sound System Amplifier 2>. Lightweight Swtiching Power Amplifier 3>. High Reliability; High Stability 4>. Net Weight: 13kg 5>. Perfect for Disco Installation or Touring Live Sound Events 6>. Good Price and Fast Delivery FB-4K Stereo Power Amplifier ITEMFB-4K Output Power20-20kHz, 1W with 1 kHz 8Ω Stereo Power(RMS)800WX2 4Ω Stereo Power(RMS)1600WX2 2Ω Stereo Power(RMS)2000WX2 8Ω Bridged Power(RMS)3200W 4Ω Bridged Power(RMS)4600W Frequency Response(+o/-0.3dB, 1W/8Ω )20 Hz - 34 kHz THD 20 Hz - 20 kHz for 1 W< 0.1% Signal-to-Noise Ratio> 112 dBA Channel separation (Crosstalk) at 1 kHz> 70 dB Input Connectors (per channel)3-pin XLR, electronically balanced Output Connectors (per channel)Binding Posts 2-pole ClassTD TourClass Protectionshort circuit, DC voltage, turn-on/off transient, current, inrush Operating voltage130-265 V / 65-135 V selectable Voltage Gain(dB)23, 26, 29, 32, 35, 38, 41, 44 dB selectable Input impedance20 Kohms Level adjustment (per CH. ) Front-panel potentiometer, 31 position detented from -inf to 0 dB Dimensions (W× H× D)483× 88× 396mm Packing dimension575× 140× 550mm Net weight(kg)12 FB-4K Stereo Power Amplifier    ITEMFB-4KOutput Power20-20kHz, 1W with 1 KHz8Ω Stereo Power(RMS)800WX24Ω Stereo Power(RMS)1600WX22Ω Stereo Power(RMS)2000WX28Ω Bridged Power(RMS)3200W4Ω Bridged Power(RMS)4600WFrequency Response(+o/-0.3dB, 1W/8Ω )20 Hz - 34 kHzTHD 20 Hz - 20 kHz for 1 W< 0.1%Signal-to-Noise Ratio> 112 dBAChannel separation (Crosstalk) at 1 kHz> 70 dBInput Connectors (per channel)3-pin XLR, electronically balancedOutput Connectors (per channel)Binding Posts 2-poleClassTDTourClass Protectionshort circuit, DC voltage, turn-on/off transient, current, inrushOperating voltage130-265 V / 65-135 V selectableVoltage Gain(dB)23, 26, 29, 32, 35, 38, 41, 44 dB selectableInput impedance20 KohmsLevel adjustment (per ch. )  Front-panel potentiometer, 31 position detented from -inf to 0 dBDimensions (W× H× D)483× 88× 396mmPacking dimension575× 140× 550mmNet weight(kg)12  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1