Original earphone HiFi flat head plug 3.5mm with microphone A pair of oxygen-free copper wires

▸ Interface type: 3.5mm gold-plated plug | With microphone
▸ Cable structure: high-purity oxygen-free copper core
▸ Driver unit: HiFi-grade flat-head plug sound driver
▸ Device compatibility: Huawei/Xiaomi/OPPO/vivo mobile phone
▸ Appearance structure: transparent cavity design