Hoomia U3-CLASSIC BB On-Ear Stereo Headphone with Microphone, Black/Black 40mn driver delivering stereo, vivid and accurate sound reproduction for all your music 3.5mm audio plug with inline microphone and remote for easy switching between music and calls, forward/backward/pause and change playlists. Foldable headphone design rotate into lay flat with carrying pouch for portability and storage Light weight, adjustable headband with super soft earpads The audio cable attached to a single earcup for great freedom of movement and less tangling Connectivity technology: Wired