Upgrade your sound system with the TPA3116D2 2.1 Channel Digital Subwoofer Amplifier Board, a compact yet powerful Class D amplifier designed for high-performance audio in home theaters, car audio systems, and DIY speaker projects. Delivering 50W x 2 stereo output and a dedicated 100W subwoofer channel, this amplifier board transforms your setup into a rich, immersive 2.1 audio experience.
Built around the trusted TPA3116D2 chip, this board ensures low distortion, high signal-to-noise ratio (≥85dB), and efficient power usage with minimal heat generation. It supports a wide DC 12V to 24V input range, making it compatible with various power supplies including SMPS, laptop adapters, and battery packs.
Whether you're building a custom speaker box, upgrading your car’s audio, or enhancing your TV’s sound, this amplifier board offers deep bass, crisp treble, and reliable protection features like overcurrent, short-circuit, and thermal safeguards. Its compact 9cm x 6cm design fits easily into tight spaces, while the aluminum heatsink ensures stable performance.