ECOUTEURS KÖNIG - Solution idéale pour toutes applications multimédia et internet - Confortable et simple d`utilisation Earphone: • Speaker: 15 mm • Sensitivity: 102 dB • Impedance: 32 Ohm • Frequency response: 20 Hz~20.000 Hz • Power: 3 m - 30mW • Cable length: ± 2.5 m • Connection: 3.5 mm • Analogue connection Microphone: • Frequency response:100-20 kHz • Impedance:Low • Sensitivity:-60 dB ± 3 dB