| 3.9g Ultra Light, Comfortable to WearLighter than an A4 paper with a shorter stem reduces the risk of falling when doing sports; half in ear, more fit your ear, comfortable even wear for a long time.Compact Horizontal Charging CaseThe horizontal charging case is convenient to get/put the earbuds back; only 22.2mm thick, about the size of a pack of handkerchiefs, easy to carry.12mm Dual-layer Composite Diaphragm Dynamic CoilAdopts 12mm dynamic coil double-layer polymer composite diaphragm, the treble is clear and loud, and the bass is thick and powerful. It is carefully adjusted by the Xiaomi Acoustic Laboratory, and is pure and undistorted. Every musical detail can be heard.New Bluetooth | |