Frequency characteristics: 12 ~ 38,500 Hz Impedance: 50Ω Sensitivity: 106dB Cable 1: 3.0m (left side out), 6.3mm stereo standard plug (straight type) Cable 2: 1.2m (left side out), 3.5mm stereo mini plug (straight type) Accessories: 3.5mm conversion adapter, 1.2m 3.5mm connection cable