T"nB KPUNBK. Interface type: 3.5 mm, Cable length: 1.2 m. Ear coupling: intraaural, Headphone frequency: 16 - 20000 Hz, Headphone sensitivity: 90 dB. Compatibility: Multi, Maximum input power: 0.05 W This is an auto-generated long summary based on the first three features of the first five feature groups.