Logitech ClearChat Premium PC Headset, w/ Microphone and Volume Control Specifications Mfr Part Number: 981-000084 Features: Ideal For Voice and Video Chat, Music, PC Gaming, Movies, Voice Recognition Chat Ready: Works with Skype, Windows Live, Yahoo!, AIM Customize your headset with color Noise-Canceling microphone minimizes background noise Stow away the microphone while enjoying music and movies Convenient volume and mute controls Frequency response: Headset: 20 Hz ~ 20 KHz Microphone: 100 Hz ~ 10 KHz Input sensitivity: -59 dBV/µbar, -39 dBV/Pa ±4 dB Connections: 3.5mm connectors Cable length: 8 feet