FIIO LL-RC 2024 is a high-quality earphone cable launched by FiiO company, made of single-crystal copper material of Furukawa brand, designed to enhance the expression of earphone sound and bring users a clearer and more delicate listening experience Product characteristics Superior material: LL-RC 2024 uses the Furukawa brand single crystal copper material that has been refined twice, which has an excellent effect on the transmission of sound, and can effectively improve the purity and detail of the audio signal. Fine process: FIIO pays attention to every detail when making this headphone wire to ensure the durability and reliability of the wire, so that users do not need to worry about quality problems during use. Reasonable design : The plug part of the LL-RC 2024 is designed with two replaceable specifications of 3.5mm and 4.4mm, and users can choose the right plug according to their own headset type for the best compatibility and use effect.