Wired connection: Equipped with a 3.5mm plug, it is compatible with most mobile phones, tablets, computers and other devices. Superior sound quality: We promise to provide excellent sound quality and ensure a clear audio experience. Built-in microphone: Supports call function, convenient for answering calls and voice control. Line control design: There are control buttons on the cable, allowing for easy adjustment of volume, playing/pausing music, and answering calls. Comfortable wearing: The earplugs are ergonomically designed, so you won't feel uncomfortable even after wearing them for a long time. Date First Available May 25, 2023