Genius HS-04S (noise-canceling microphone) Headset with Noise-Canceling microphone. Microphone filters out unwanted background noise. If you're spending long hours at your computer chatting, playing a game, or in a video conference, you'll get superior comfort as the headband has soft rubber surfaces and the ear pads are fitted with soft foam. It also features a convenient inline volume control, and its microphone can be worn on either the right or left side - so make the HS-04S headset your choice to get more comfortable! Microphone filters out unwanted background noise.