🎶 Elevate Your Audio Game! Save on power bills with 90% efficiency. Seamless Bluetooth 5.0 connectivity for modern devices. Fine-tune your audio with 5 adjustable potentiometers. Experience 2X50W + 100W output for immersive sound. Perfect for home theaters, DIY projects, and more. Efficiency 90% BT 5.0 Support 2.1 Channel Output The Bewinner Bluetooth Amplifier Board is a high-performance 2.1 channel amplifier featuring a TI TPA3116D2 chip, delivering 2X50W + 100W output. With Bluetooth 5.0 support and five adjustable controls, it offers versatility for home theater setups and DIY audio projects, all while maintaining an impressive 90% efficiency.