Creative Labs MA200. Interface type: 3.5 mm, Cable length: 1.2 m, Connector contacts plating: Gold. Ear coupling: intraaural, Headphone frequency: 8 - 22000 Hz, Headphone sensitivity: 105 dB. Microphone input impedance: 2200 Ом. Weight: 13 g. Number of products included: 1 pcs