Modern headphones compatibile with devices with 3.5 mm jack input. Made of hig-quality TPE guarantee long-term using. Equipped with a microphone for making phone calls. Product Specification: 1. Speaker: 10mm 2. Impedance: 16?±15% 3. Frequency response: 20~20000Hz 4. Sensitivity: 92db±3d. 5. Audio plug: O3.5mm. Weight: 16g 6. Headphone cable: TPE high elastic line with enameled wire, length: 1.2m 7. Microphone: controller with mic 8. Remote control: Functional single-button operation control of music playback + answer the phone, up and down song function, adapted to control Apple and Android system