S350H 2.1 Channel Amplifier Board,220W+220W+350W Power Output, 5.1 Amplifier Board DC18-38V TPA3251 AMP Board BT/AUX/USB Input for DIY Wireless Speakers for DIY Wireless Speakers

[220W*2+350W] This S350H high quality amplifier board with Professional 2.1 Channel Amplifier delivers powerful 220W×2 (L/R) + 350W (subwoofer) output, Hi-Res Audio, supporting multiple speaker configurations. [Versatile inputs] This TPA3251 Amplifier with Multi-Input, Bluetooth/AUX/USB Drive/USB DAC. High-current DC18-38V/10A+ power supply ensures stable performance even at peak loads, making it ideal for demanding audio applications. [Multi-Knob Control] This compact amplifier board integrates 5 professional-grade control knobs (bass/treble/subwoofer/volume/balance) for precise audio tuning, delivering crystal-clear layered soundscapes and powerful earth-shaking bass - perfect for DIY speaker projects, home theater upgrades, and car audio systems.

[Six Protection] Engineered for reliability, it includes six protection systems (over-voltage/current/heat, etc. ) in an aluminum case, making it ideal for DIY audio projects. A complete wireless audio solution that combines pro-grade amplification with plug-and-play Bluetooth 5.1 convenience for speakers, car audio, or home systems