SMAKN&reg; Assembled HiFi D Class Digital Amplifier Board LM1036N + TDA7492 2*50W 2014 new, enthusiast LM1036 + TPA3116 one-2 * 50W Class D digital amplifier board Nichicon capacitors two large high-frequency low-impedance HV series provides a steady flow of energy. Audio input for Philips CBB capacitors do little good signal coupling loss! Audio output filter selection of Taiwan's imports of high-current power inductors with Thomson CBB capacitor filter, low loss and distortion! Supply voltage: DC 12V-22V