High-Performance Audio Amplification: Experience superior sound quality with the -TB21Q PRO Bluetooth Amplifier Module, featuring a powerful 2X50W+100W stereo output that brings your audio to life. Advanced Bluetooth Technology: Equipped with the latest technology, this module ensures lossless audio transmission, providing you with a listening experience without any compromise in sound quality. Efficient TPA3255 Chipset: Powered by the TPA3255 chipset, our amplifier module delivers efficient and reliable performance, ensuring that your audio system operates smoothly under any conditions. Versatile 2.1 Channel Support: Perfect for a wide range of audio applications, from home theaters to outdoor sound systems, offering you flexibility in how you enjoy your music. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Specifications: External potentiometer with high-pass Color: Black Material: Plastic+Metal Package Contents: 1 * Digital Sound 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.