DC 12V 24V 120W*2 TPA3116 D2 Dual Channel Digital Power Amplifier

TPA3116D2 dual-channel digital amplifier board for high-power stereo audio output. Detailed explanation: That device is a **dual‑channel digital audio power amplifier** based on the TPA3116 chip. It runs on 12–24 volts DC and can deliver up to 120 watts per channel, meaning it’s used to drive two speakers with clear, powerful sound. In short, it’s a compact amplifier board for building or upgrading stereo audio systems.