Experience superior sound quality with the Subwoofer Amplifier Board, featuring a powerful 100W Class D output. This advanced amplifier board is equipped with a Digital Signal Processor (DSP) for precise audio control, and an electronic crossover that ensures optimal sound distribution. The built-in Equalizer (EQ) allows for fine-tuning of audio frequencies, making it perfect for audiophiles seeking the ultimate sound experience. Model JAB3-1100 AA-JA31181 is designed for easy integration into your existing audio setup, providing both high performance and reliability. Enhance your audio system with this top-tier subwoofer amplifier board and enjoy crisp, clear, and dynamic sound in any setting. Output power: 1x100W Does it support APP: Yes Rated voltage: 24V Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:As Shown Material:PCB Package Contents: 1 * Amplifier Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.