The 4pcs XH-M544 Mono 150W Digital Amplifier Board is designed for audio enthusiasts seeking high-quality amplification for their sound systems. Featuring the TPA3116DA chip, this amplifier board delivers a maximum output of 150W, providing loud and clear audio performance. It operates on a DC voltage range of 12-26V, offering versatility for various audio applications, including custom builds and system upgrades. The compact design allows for easy integration into audio projects, while the durable construction ensures long-term reliability. With a mono channel configuration, this board is ideal for powering a single speaker, making it well-suited for subwoofer setups or multi-channel audio systems. The XH-M544 amplifier offers high efficiency and delivers clean, low-distortion sound, enhancing the quality of music, movies, and gaming audio. Suitable for both DIY builders and audio professionals, this board is a reliable choice for audio projects. Experience improved sound performance with the XH-M544 Mono 150W Digital Amplifier Board and elevate your audio setup. Product Name: Digital Power Amplifier Board Chip: TPA3116 Power Supply Voltage: DC 12-26V Output Power: 150W max Signal to Noise Ratio: 100dB Number of Channels: Mono Color: Red Material: ABS + Electronic Components Package Contents: 4 x XH-M544 Digital Amplifier Board Note: The package includes only the items listed above. Other products are not included. Due to lighting effects and monitor settings, the color of the item may vary slightly from the images shown. Measurement may vary by 1-3 cm.