Stereo Two-Channel Digital Power Amplifier Board Switching Power Supply 2x300W/400W/500W/600W/700W Bridged Configuration Speaker

Product descriptions from the supplier High-Power Output: 2x 3456700W, capable of bridging for powerful audio performance.Switching Power Supply: Equipped with a high-power LLC resonant sine wave switching power supply for reliability and efficiency.Speaker Protection: Built-in speaker protection ensures long-term durability and safe operation.Modular Design: Modular board design facilitates easy installation and maintenance.Advanced Protection: Includes over-current, over