Features Stable Material: The product adopts high-quality electronic components, and the performance is stable and reliable. Dual channel output, 50W, high power. ​Easy To Install: The HiFi-class audio amplifier board is small in size and compact in shape, making it easy to install in a limited space. It is a very suitable DIY part that can bring more convenience to your life. Advanced Material: The audio power amplifier board adopts high-quality electronic components, which is not easy to age and wear, and has stable and reliable performance. Wide Voltage: The digital power amplifier board can input voltage 8-25V, and the working voltage range is wide, which is more safe and reliable. High Performance: The 2.0 HIFI level digital power amplifier board adopts TPA3116D2 chip, which is efficient and high performance, and can be used in switching power supply, notebook computer switching power supply, battery or vehicle power supply, etc. Specification: Item Type: Digital Amplifier Board Chip Type: TPA3116D2 Input Voltage: 8-25V Output Power: 50W + 50W Package List: 1 x Digital Amplifier Board Package List 1 x Digital Amplifier Board