Enhance your audio system with this high-quality Relay Module designed specifically for speaker accessories. Featuring the reliable UPC1237 as the core device, this relay module delivers superior performance with built-in boot delay, DC protection, power failure resilience, and shock resistance. Crafted with precision, it ensures dependable operation and long-lasting durability. Key Features: · Premium UPC1237 Core Device: Provides stable boot delay protection, DC protection, and resistance to power failure and shock, ensuring safe and reliable functionality. · High-Current OMRON Relay: Equipped with an original high current relay that resists contact ignition and oxidation, offering improved durability and performance under demanding conditions. · Wide Voltage Regulation Range: Incorporates the efficient 7812 voltage regulator, operating within a broad power supply range from AC 12V to AC 24V for versatile applications. · Simple and Reliable Circuit Design: Features a streamlined, easy-to-assemble circuit that requires no debugging, saving time and effort during installation. · High-Precision CNC Double-Sided Tinned Circuit Board: Compact and robust, the 70 x 57 x 35 mm board offers small size for convenience and easy installation in various setups. · Durable ABS Material: Encased in sturdy ABS for added protection and reliability. Specifications: · Type: Speaker Accessories Relay Module · Model: UPC1237 · Material: ABS · Power Supply: 12-24V AC · Size: 70 x 57 x 35 mm (2.8 x 2.2 x 1.4 inches) · Weight: Approx. 72g Package Includes: · 1 x Relay Module This Relay Module is ideal for enhancing speaker systems with its reliable protection features and robust relay components. Its compact design and easy installation make it a perfect choice for audio enthusiasts and professionals seeking stable and durable relay solutions.