2*50W+100W TPA3116 5.0 HIFI Power Subwoofer Amplifier Board 2.1 Channel TPA3116D2 Audio Stereo equalizer Amp

2*50W+100W TPA3116 5.0 HIFI Power Subwoofer Amplifier Board 2.1 Channel TPA3116D2 Audio Stereo equalizer Amp