Specification: Style:Ear Hook Communication:Wired Connectors:3.5mm Plug Type:Line Type Vocalism Principle:Dynamic Line Length:1.2m Resistance:35Ω Sensitivity: 101dB Frequency Response Range:20-2000Hz Color: White/Pink/green/Black Function:For MP3,For Mobile Phone,Common Headphone,Sport Headphone,For Music Headphone etc.