Enhance the safety and reliability of your audio systems with this high-performance Speaker Protection Circuit Board, designed to safeguard your speakers and power amplifier boards effectively. Crafted from durable synthetic cardboard, this protection board features a straightforward yet robust circuit that ensures safe operation and easy integration with most 2.0 dual-channel and 2.1 three-channel power amplifier setups. Key Features: · **Power-On Delay Function:** Includes a built-in turn-on delay of approximately 3 seconds to prevent harmful pops and surges during amplifier startup, protecting your speakers from damage. · **High-Power Relay Switches:** Equipped with two 10A relays that provide reliable switching capabilities, ensuring precise control for your amplifier system. · **LED Operation Indicator:** Features a blue LED light power indicator that clearly signals when the protection board is actively working, allowing for at-a-glance status monitoring. · **Wide Compatibility:** Suitable for a variety of power amplifier boards including 2.0 dual-channel and 2.1 three-channel configurations, making it a versatile choice for multiple audio setups. · **Safe and Reliable Circuit Design:** Simple circuit architecture guarantees consistent performance and enhanced safety during use, minimizing the risk of component failure. · **Voltage Regulator Circuit:** Built-in voltage regulation helps maintain stable operation across the working voltage range of AC 12-18V, promoting long-term durability. Specifications: · Material: Synthetic cardboard · Item Type: Speaker Protection Circuit Board · Working Voltage: AC 12-18V · Relay Current: 10A Package Includes: · 1 x Speaker Protection Circuit Board This Speaker Protection Circuit Board delivers efficient and reliable protection to your valuable speakers and amplifiers. With its easy installation, durable design, and advanced safety features, it is the ideal component to ensure high fidelity and longevity of your audio equipment.