2x40W digital power amplifier module delivers clear and powerful stereo sound, ideal for upgrading car audio systems or building DIY home audio projects. Wide DC 7-25V operating voltage supports various power sources such as 9V, 12V, 19V, and 24V adapters, as well as vehicle power systems. Optimized for 12V car audio systems, providing strong and clean audio output for car speakers, door speakers, or custom subwoofer setups. Compact board design fits easily into a wide range of enclosures and installations. Suitable for car audio upgrades, trucks, and other 12V applications, ensuring flexible power input and performance. This 2x40W digital power amplifier module delivers clear and powerful stereo sound, ideal for upgrading car audio systems or building DIY home audio projects. With a compact board design, it fits easily into a wide range of enclosures and installations. Designed for flexible power input, the module supports a DC 7-25V supply, making it compatible with common power sources such as 9V, 12V, 19V, and 24V adapters, as well as vehicle power systems. Perfect for in-car use, the amplifier board works stably on standard 12V car power, providing a strong and clean audio output for car speakers, door speakers, or custom subwoofer setups. Color: Green Material: plastic Package Contents: 1*Digital 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.