TRIPLE-DRIVER HYBRID IEM: The MX3 PRO utilizes a triple-driver configuration with a 10mm moving coil subwoofer and two balanced armatures, including a dedicated midrange driver, to provide a highly detailed and clear sound with a focus on the midrange frequencies OPTIONAL CUSTOMIZATION: Convert your MX3 PRO into a custom monitor any time by ordering MEE Professional custom-fit eartips, 3D-printed to the exact size and shape of your ears for a perfect fit and improved noise isolation; then, personalize your earphones with engraved metal faceplates—choose from existing artwork options or use your own design MODULAR DESIGN WITH DETACHABLE CABLES: Built to last with a sweat-resistant construction and two detachable, replaceable cables included in the box; unique modular design means that all parts, customizations and accessories are interchangeable between all of the MX PRO-series models (MX1 PRO, MX2 PRO, MX3 PRO, and MX4 PRO) SUPERIOR FIT & COMFORT: Ergonomic design with flexible memory wire earhooks that conform perfectly to your ears delivers a secure, personalized fit that stays comfortable all day and ensures that your monitors never fall out COMPLETE KIT: Includes standard audio-only cable and spare headset cable with built-in microphone and remote for smartphones and tablets, carrying case, Comply memory foam eartips, silicone eartips (4 pairs), shirt clips (2 pairs), ¼" (6.3mm) adapter, and user manual