MAIN OVERVIEW FEATURES: Connectivity Technology: WiredCable Length: 3 ftSound Mode: StereoImpedance: 32 OhmMinimum Frequency Response: 20 HzMaximum Frequency Response: 23 kHzConnector Plating: Nickel PlatedEarpiece Design: EarbudEarpiece Type: BinauralDriver Size: 0.53"Host Interface: Mini-phoneColor: BlackForm Factor: Outer-earCountry of Origin: China