The Officeserv Group offers the widest range of Headsets & Webcams ! Available for pick up or delivery from our two stores in Limassol and Nicosia for your home or business! Works with Windows (Not for use with Apple computer hardware) Sound card with 3.5 mm microphone-in and audio-out ports Sensitivity: -58 dBV/µBar, -38 dBV/Pa /- 4 dB Frequency response:Headset: 20 Hz – 20,000 Hz Microphone: 100 Hz –16,000 Hz 6-foot shielded cord 3.5 mm color-coded connectors