Product details of Mi In-Ear Headphone Basic - Black Type: In-Ear Remote & Mic: Yes Color: Black,Silver,Pink,Sky Blue,Purple Conductor Material: Enameled Copper Wire Speaker Impedance: 32 ? Cable Length: 1.4m Product weight: 14g Sensitivity: 98 dB Jack Type: 3.5 mm nickel-plated Rated Power: 5 mW Model No.:HSEJ03JY Frequency Response Range: 20-20,000 Hz   Specification Brand: Xiaomi Connectivity: Wired Product weight: 0.0140 kg Package Contents:         Specifications of Mi In-Ear Headphone Basic - Black Brand Xiaomi