SK-790.4 4-Channel 7900W Car Power Amplifier Class A/B Stereo Surround Passive Subwoofer Audio Player

SK-790.4 4-Channel 7900W Car Power Amplifier Class A/B Stereo Surround Passive Subwoofer Audio Player

Features 1  4 Channel 7900 Watt Car Power Amplifier2  Amplifier Class  Class A B3  Stereo surround4  Main push four door speaker5  Passive subwoofer6  Slim design7  Aluminium alloy casting drawing process8  External heat sink9  Thermal OverloadSpeaker s Short Protection10  shell with a standaro safety interface put and end to bad parts11  aluminum alloy heatdisspation design hole design wider air contact surface heat faster Specifications Model SK 790 4Material Aluminium alloyChannel 4Working VoltageDC 12VPeak Power Output 7900 WPeak Power Output 2 Ohms 2000Wx 4 ChannelsPeak Bridged Power Output 4? 3900W x 2 ChannelsRMS Power Output 4? 120W x 4 ChannelsTotal Harmonic Distortion  THD RMS Output  0 01 Signal to Noise Ratio  SNR   95dBSensitivity 150mVImpedance 2? 4?Frequency 20Hz 40KHz Notes 1  Due to manual measurement  please allow a difference of 0 5 1cm 2  Due to the difference of light and screen  the color of the product may be slightly different from the picture  Package Include  1 x Car Audio Amplifier1 x User Manual