Wzxksoac 2X TPA3255 4 Channel Digital Class D Power Amplifier 315W Mini AMP Home Theater DIY Sound Speaker Amplifier Audio Board

2. The electrolytic capacitor adopts a capacity of 470UF / 50V x 4, which ensures a strong source of continuous . 3. The resistor uses high- chip resistors to a good signal-to-noise ratio. 1. Adopt original TPA3255 chip 4. Adopt special inductance for audio to the sound is crisp and powerful. 5.PCB adopts 1.6mm thick double-sided board, 2.0 ounce copper thickness, and full tin-spraying process to good passing performance of large and small currents. First-class PCB quality.