2PCS TW100U 100W Mono Amplifier Board, TPA3116D2 Digital Power Amp Module with Built-in Step-up Voltage Circuit (19V/24V), Supports TWS Wireless Pairing, Bluetooth 5.3, AUX, USB Input, DC 12-24V

Additional Details from the Manufacturer

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More features

• TWS Wireless Stereo Pairing：Supports advanced TWS (True Wireless Stereo) function. You can pair two TW100U modules to achieve wireless interconnection for left and right channels, easily building a wireless stereo system without messy wiring.
• TPA3116D2 Chip：Equipped with the original TPA3116D2 high-performance Class D chip, delivering up to 100W mono output. It features low distortion and low noise, ensuring a pure and detailed sound experience to drive most home or DIY passive speakers.
• Bluetooth Antenna Base：It is equipped with a Bluetooth antenna base that supports connection to an external antenna, enhancing stability and extending coverage—suitable for audio transmission in large spaces or complex environments(Includes Bluetooth Antenna).
• Multiple Input Modes: Compatible with most audio devices! Supports Bluetooth, 3.5mm AUX connection, and USB input. Equipped with a physical mode switch, allowing you to easily switch between different input sources with simple and intuitive operation, meeting diverse DIY needs.
• Built-in Boost Circuit (Up to 19V / 24V Output)：Integrated step-up power circuit increases voltage to 19V or 24V for stronger output performance even when powered by lower voltage supplies. Maximizes power efficiency and output capability.