Specifications: Adjustable headband, comfortable to wear. An in-line omnidirectional microphone that picks up your voice without having to talk directly into it. 3.5mm plug compatible with all devices, for smart phones, tablets, etc. Portable folding design, easy to carry, music companion for travel essential. Type: Headphone Connectivity: Wired Connecting Interface: 3.5mm Sound Channel: Stereo Impedance: 32Ω Frequency Response: 20-20000Hz Microphone Frequency: 75-16000Hz Functions: FM Function, Microphone, MP3 Player, Song Switching, Voice Control Applications: for Computer, Mobile Phone, Portable Media Player, Sport Cable Length: 1.1m/43.31" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Retractable Foldable Mic Headphone