Elmcoei Ev168 Sterio Handfree Good Sound Quality Rubidium Iron Boron Barrie Magnetic Speaker Driver Components Reproduce A Clear Sound Quality And Sound Detail, And More Complete Sound Experience With No Delay In Communication Efficiency Small Headphones Shape, Ergonomic, And Long Wear. Specification · Built-In Microphone · Best Quality Sound · Super Bass · Light Weight Cable Length (M): 1.2m Compatible With: Computer, Mobile Phone,MP3 Connectivity: Wired Plug Type: 3.5mm Package Includes