Xiaomi in ear headphone is custom-built to reproduce crystal clear audio without any distortion. Delivering premium audio quality and comfortable wearing experience for extended hours are the Xiaomi Piston Basic Edition In-ear Earphones. They feature an optimized audio cavity made from aluminum alloy with precise metal anodizing technology for exceptional sound quality. The aero metal and PET composite diaphragm generate a more well-balanced sound. These earphones are compatible with both Android and iOS device. Make and receive calls without any distortion or noise interference using the built-in capacitor microphone. Key Features Type: In Ear Connectivity: Wired Compatible With: Mobile Phone Mic: Yes Function: Answering Phone, Microphone Noise Isolation: No Incredible Sound Experience amazing treble performance and thumping sound with the Xiaomi Piston earphones. With the 3rd generation balanced damping, these earphones improve airflow dramatically, delivering balanced outflows for the front and back chambers. The combination of aero metal and PET composite diaphragm produce well-balanced sound. As a result, you can enjoy the optimized sound effect. Stylish Design This Xiaomi earphones’ audio cavity adopts aluminum alloy material, with precise metal anodizing technology. The superb CD texture at the back and knife cut texture body gives this accessory an elegant and stylish appeal.