Description The power for amplifier board has thickened the heat sink volume on the basis of the old model. It adopts circuit design, high power, good sound quality and minimal distortion. All parameters of the power for amplifier board are strictly tested. The two channels only need to be connected in accordance with the wiring diagram below. They do not require any debugging by the user. The board comes with filter rectification and a heat sink. The power transformer and front stage are all right. Eight For SANKEN chips, enthusiast-grade materials create high-fidelity sound quality, regardless of the original sound of the concert or movie. In the case of proper matching, the sound quality of this for amplifier is close to the professional for amplifier. Specification: Working voltage: dual AC24-36V (recommended dual AC30V or 32V). for Amplifier chip: for SanKen1494 / 3858. Channel type: stereo dual, mono. Mono output: 800W. Dual-channel output: 450W + 450W. Impedance: 4 ohms / 8 ohms / 16 ohms. Size: 22 * ??14.5 * 8cm. Color: show as pictures. Note The default is the stereo version. Mono wiring: Just connect the red plug provided to the board K1, K2 is mono. There might be a bit color distortion due to different computer resolutions. There might be a slight error due to different hand measurement. Package included: 1 * for Amplifier Board. 1 * wiring.