The FiiO LR-RCA2 is an audio accessory designed to connect various audio devices with an RCA interface, ensuring optimal signal transfer and minimal interference. It typically features high-quality, oxygen-free copper conductors that enhance audio signal integrity and reduce distortion. The cable is often constructed with a durable material, providing longevity and resistance to wear and tear over time. The connectors may be gold-plated to ensure a secure connection while minimizing oxidation, which can degrade audio performance. The design often emphasizes flexibility and ease of use, making it suitable for both home and portable audio setups.