High-Performance Amplifier: Experience superior audio quality with our TPA3116D2 100W Mono Amplifier Board, designed for DIY audio enthusiasts and home theater aficionados. This powerful module ensures crystal-clear sound reproduction and robust power output Bluetooth Connectivity: Easily stream your favorite music wirelessly with built-in Bluetooth functionality. This feature allows seamless connection to your smartphone, tablet, or computer, making it a versatile addition to your audio setup Compact and Durable: The ZK-1001U model boasts a compact design that fits effortlessly into any home theater system. Constructed with high-quality materials, it promises durability and long-lasting performance Easy Installation: This amplifier module is user-friendly and can be easily integrated into your existing audio system with minimal setup required. It's perfect for both novice and experienced audio DIYers Versatile Use: Ideal for various applications, from home theaters to custom audio projects, enhancing your listening experience with powerful and clear sound Due to different batches, there may be differences in product appearance and printed text, which will not affect use Color: As Shown Material: PCB Package Contents: 2 * Bluetooth 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.