Altec Lansing AHS-212 Headset with Microphone, VoIP, Video Conferencing, Interactive Training, Speech Recognition, Music (Compatible with Skype, Yahoo, MSN, AOL) Quality 32mm neodymium ear phone delivers a full rich sound Soft foam ear pads provide long wearing comfort Noise canceling microphone helps eliminate background noise Handy in-line volume control regulates audio level Microphone volume controller maximizes communication control