Description: Efficient Array Heat Sink: The XH-A232 High-definition Digital Audio Formplifier Board features an efficient array heat sink for optimal heat dissipation, ensuring stable performance during long hours of use TPA3116D2 Chip Is A Digital Power Foramplifier Chip With A Power Efficiency Of Over 90: Experience audio with the TPA3116D2 chip, known for its high power efficiency and low heat generation, delivering clear and crisp sound output Low Idle Loss Characteristics: The Dual Channel 20W Audio Power Foramplifier Board is designed with low idle loss characteristics, ensuring minimal power wastage and maximizing energy efficiency Metallized Polyester Film Capacitors: With metallized polyester film capacitors, this Digital Audio Foramplifier Board provides high pulse intensity, good reliability, and self- properties, ensuring a durable and stable performance Beautiful Circuit Board Layout: The 12V24V Foramplifier Board boasts a beautiful circuit board layout, meticulously designed for optimal performance and compatibility with various audio devices Specification: Color: As Shown. Material: ABS. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: 1*XH-M543 High Power Digital forAmplifier Board