Versatile Output Modes Seamlessly switch between Bluetooth, AUX, and USB modes to fit your connectivity needs. This flexibility lets you enjoy music or audio from various sources without hassle. Advanced TPA3116D2 Chip The amplifier board uses the TPA3116D2 chip to deliver 50W50W. A 12V/5A DC power supply is recommended for performance, ensuring powerful and clear sound. Latest Bluetooth 5.0 Technology Bluetooth 5.0 provides transmission efficiency and stable connectivity. The integrated potentiometer switch allows easy volume adjustments for precise sound control. Quality Audio Output Our subwoofer delivers a range from 20Hz to 200Hz, providing rich bass. for enhancing your audio experience whether you are watching, listening to music, or gaming. Use scenarios Home stereo upgrade: Connect via Bluetooth from a smartphone or tablet for wireless listening, via AUX from a TV or other audio source, or via USB from a computer. This enables a flexible, compact stereo setup with strong bass. Desktop PC or gaming setup: Use USB for a stable PC connection or Bluetooth for convenient wireless streaming, and enjoy enhanced audio with the subwoofer for immersive gaming or movies. DIY audio projects or small home theater: Suitable for DIY speaker builds or compact theater systems that require 50W per channel, 12V/5A supply, and modern Bluetooth 5.0 connectivity.