Introduction:The headset is mini size that is simple and lightweight，but it has super sound quality. Using break-resistant kevlar fiber cable that is durable，it is easy and comfortable for you ears. It has many advantages and features. It is suitable for Android phones， and supports part of the function for IOS devices. Features:100% brand new and high quality-With fashionable and stylish design that can reduce outside noise -Piston design give you a better sound quality-With metal composite membrane technology， it has high-fidelity and sound quality -Precision structure design and professional tuning method -The third generation damping system is for purer sound quality-Using break-resistant kevlar fiber cable that is durable-Comfortably fitting the ear， it is easy to wear -Aluminum alloy wire drawing effect， and anodic oxidation process-Corrosion resistance is strong-Compatible with most Android phones， and support part of the function for IOS devices-It is portable and convenient to carry when you travel -It is comfortable and soft for your ears-Suitable for sports and outside exerciseSpecifications: Material: enamelled copper wire Brand: Xiaomi Earphone Type: In-ear Color: black Jack plug size:3.5mm stereo Cable length: 1.25m / 4.1ft Frequency range: 20-20000Hz Earphone sensitivity: 98dB Speaker impedence: 32ohms Rated power: 5mW Earphone weight: 14g / 0.5oz Package size: approx. 7.3 * 7.3 * 3cm / 2.87 * 2.87 * 1.2in Package weight: approx. 94g / 3.31oz