The Kinera Ace Pro Modular Upgrade Earphone Cable is a high-quality audio accessory designed for enhancing the performance of your earphones. With options for 2.5mm, 3.5mm, and 4.4mm connectors, this cable allows for flexible compatibility with different devices. The Ace 2.0 MMCX design ensures a reliable and customizable connection for a superior audio experience. Upgrade your listening experience with the Kinera Ace Pro Modular Upgrade Earphone Cable. New in open box