Genius HS-530F. Device connectivity: Wired & Wireless, Device interface: 3.5 mm, Cable length: 2 m. Headphone frequency: 20 - 20000 Hz, Impedance: 60 Ом, Headphone sensitivity: 97 dB. Microphone frequency: 30 - 16000 Hz, Microphone sensitivity: 56 dB. Dimensions (WxDxH): 165 x 200 x 60 mm, Weight: 345 g. Package dimensions (WxDxH): 290 x 232 x 92 mm