This high-power digital power amplifier module is based on the TPA3116D2 chip and can provide dual-channel 2 * 50W output. The power input range is wide, 4.5 to 27V. The module is easy to use, just connect the power supply and speakers to the module, and input audio through the 3.5mm audio interface or 3P Terminal. If you want to DIY a speaker, you will love it.