CVR Pro Audio D-1004 Series Professional DJ Power Amplifier 2890 Watts x 4 Channel 2 Ohm StereoD series digital power amplifiers are our company's new generation flagship products. This series of power amplifiers have the characteristics of high reliability, sufficient power, outstanding sound, and strong adaptability. It has 2 varieties of 2 channels and 4 channels, stable and reliable 2Ω drive capability, which can be applied to line arrays. The CVR Audio D-1004 power amplifiers are employing the mature and efficient D circuit design and using high quality and reliable components.FEATURES || || High efficiency, energy saving, operating cost is low; || || Compact and light weight, structure is firm; || || Comply with the safety and EMC standards; || || Energy-efficient signal processing and error correction technology ensure a more beautiful sound || || 90-260VAC wide range power supply; || || Using international high-end manufacturers' components, first-class qualityFEATURES || || Temperature controlled fan, quiet operation; || || Modular design and maintenance is simple; || || 4 channel design, Very suitable for touring; || || Pass rigorous reliability, environmental adaptability, and user experience tests to make your use easier; || || Environmental protectionPARAMETER || Model :: D-1004 || 8Ω/Stereo 4x1000W || 4Ω/Stereo 4x1700W || 2Ω/Stereo 4x2890W || 16Ω/Bridge 2x2000W || 8Ω/Bridge 2x3400W || 4Ω/Bridge 2x5780W || Sensitivity 1 : 38dB || Sensitivity 1 : 38dB || Sensitivity 2 : 35dB || Sensitivity 3 : 32dB || Sensitivity 4 : 29dB || THD+N : 0.0001 || IMD-SMPTE : 0.0001 || DIME30 : 0.0001 || Cross-talk : ≥90dB || Frequency response : ±0.2dBPARAMETER || Input impedance 1 : 20KΩ(Balance) || || Input impedance 2 : 10KΩ(Unbalance) || || Damp factor : ≥5000 || || SNR : ≥110dB || || Main power : 90~260VAC,50-60Hz || || Protection 1 : Under voltage || || Protection 2 : DC || || Protection 3 : temperature || || Protection 4 : over load limite || || Protection 5 : Short protection || || Size (WxHxD) : 483x44x370mm || || Net weight : 9kg