3.5mm Stereo Single-ended plug In-ear Headphones: D-Minor earphone with 10mm high performance dual moving-coil driver and high-Performance LCP dome composite diaphragm, it is very high-intensity, responsive, precise and on point; Interchangeable Sound Tube Filter Mouthpiece Design: Three modes are available for your selection. Reference Mode, (Black Rubber Ring); Classic Mode, (Red Rubber Ring); Popular Mode,(Blue Rubber Ring); Superior Ergonomic Design: Perfectly aligned with the human ear, it stays securely in place without slpping; High purity Oxygen-free copper silver-plated cable: Signal transmission is more authentic. Directed venting structure can effectively adjusts the airflow in the cavity and delivers powerful energy response; Masterful craftsmanship meets unique haute couture quality: Zinc alloy craftsmanship and 3D resin process. Bestowing headphones with a unique appearance and texture; Equipped with a Type-C to 3.5mm Adapter: Include a decoding adapter cable with a high