Features: The Power Amplifier Board delivers 600W+600W output with automatic energy saving technology, reducing standby power consumption by 90% to 0.5W through intelligent idle detection. Featuring double TI TPA3255 amplifier modules and shielded low loss inductors with imported capacitors, this power amplifier board ensures superior channel separation and minimal distortion for stereo reproduction. Perfect for audiophiles, DIYer stereo enthusiasts, and professional installers seeking high efficiency power amplification solution for home theaters or studio monitoring systems. Optimize your home entertainment setup or live sound applications with this versatile amplifier board that maintains room temperature operations while supporting 19V 52V power input for flexible voltages configurations. Engineered with thermal protective PCB construction and component grade materials, this double channel amplifier board achieves stable 20Hz 30kHz frequency response across 2Ω/4Ω/8Ω loads while prolonging hardware lifespans through smart energy management. Specifications: Component:ABS Output power: 600W+600W/2ohms; 315W+315W/4ohms; 200W+200W/8ohms Frequency response: 20Hz - 30kHz THD+N: 0.006% at 1W/4; Less than 0.01% when clipped Power supply voltages: 19V - 52V Package Includes: 1Piece Power Amplifier Board note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.