Philips SHM3200 PC Headset. Device connectivity: Wired, Device interface: 2x 3.5 mm, Cable length: 2 m. Ear coupling: intraaural, Acoustic system: semi-open, Headphone frequency: 20 - 20000 Hz. Microphone frequency: 50 - 15000 Hz, Microphone sensitivity: -42 dB. Weight: 31 g. Package dimensions (WxDxH): 100 x 34 x 220 mm, Package weight: 82 g