NGS Vox360dj. Device connectivity: Wired, Device interface: 3.5mm, Cable length: 2.2 m. Ear coupling: circumaural, Headphone frequency: 100 - 18000 Hz, Impedance: 32 Ом. Microphone connectivity: 3.5 mm. Package dimensions (WxDxH): 246 x 90 x 282 mm, Package weight: 292 g