Philips SHO2205WT. Interface type: 3.5 mm, Cable length: 1.2 m, Connector contacts plating: Gold. Headphone frequency: 6 - 23500 Hz, Headphone sensitivity: 105 dB, Impedance: 16 Ом. Package weight: 71.8 g, Packaging height: 172 mm, Packaging width: 95 mm. Volume control: Digital