🔶 TDA8932 35W Digital Mono Amplifier Module — Class-D Low-Power High-Efficiency Audio Amp. 1 × TDA8932 35W Mono Digital Amplifier Module. This board integrates standard input and output connectors: a line-level analog audio input (RCA / 3.5mm / pin depending on your wiring), power input (12–30V DC), and robust speaker outputs.
eBay