Source google image: https://ae01.alicdn.com/kf/HTB1DPCvbsz85uJjSZFoq6xjcpXaT/Class-D-TPA3255-MINI-HIFI-AUDIO-Digital-Amplifier-Board-300W-300W-DC50V.jpg_640x640.jpg
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Source google image: https://ae01.alicdn.com/kf/HTB1DPCvbsz85uJjSZFoq6xjcpXaT/Class-D-TPA3255-MINI-HIFI-AUDIO-Digital-Amplifier-Board-300W-300W-DC50V.jpg_640x640.jpg