Features: The TPA3116D2 auditory Amplifier Board Module delivers 2x50W powerful output with 102dB SNR, featuring advanced protections against over voltages, shortcircuits, and overheating for reliable performances. Small size lightweight ensures versatiled installation in DIY auditory systems, offering standard input port for seamlessly connection with smartphones, TVs, and PC. for audiophiles, DIY enthusiasts, and auditory upgraders sound quality in home theaters, customizable projects, or vehicle sound systems. Perfect for enhancing home entertainment setups, outdoor portable speakers, and auditory upgrades, delivering immersive sound for movie, music, and enjoyment. Engineered with double channel precisions and heat management, this amplifier module elevates auditory while ensuring long time durability across diverse applications. Specifications: Item：auditory Amplifier Board Module Model: Model: XY-502 Supply Voltages: DC4.5~27V Chip: TPA3116D2 Power: 50Wx2 SNR: 102dB Number of channel: two-channel Material: Plastic Size: about 63x51mm/2.48x2in Package Includes: 1PC TPA3116D2 auditory Amplifier Board Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.