The M-Series Monster Cable MCX-is Speaker Center Channel Subwoofer is a high-quality audio cable designed by Monster, a well-known brand in the industry. This specific model, the MCX-1s, features a 20-foot cable length and gold-plated connectors for optimal audio performance. It is a single cable specifically designed for speaker center channel and subwoofer connections, ensuring a clean and organized setup for enhanced sound quality in your home audio system. With its durable construction and premium features, this Monster Cable delivers top-notch performance for your audio setup.