1. Ergonomic ultra-light in-ear design. Bionic diaphragm sound driver unit; release sweet sound 2. The earphones are marked with "L" and "R", which is convenient for distinguishing between left and right 3. Reduce external noise, reduce sound leakage, and make your voice clearer 4. The silicone earplug fits the curvature of the ear hole; sturdy and comfortable; protects the ear 5. Type: Wired 6. Material: TPE+aluminum shell+silicone 7. Plug type: 3.5mm elbow
