Altec Lansing PC interactive headsets offer superb sound and rugged reliability. Whether you use them for PC interactive gaming, Internet voice chats, or speech recognition, these comfortable headsets provide crystal-clear sound. Best of all, they’re comfortable and lightweight enough to wear every day! High Performance 40mm neodymium drivers deliver a wide frequency response and bass you can feel! Closed ear-cup headphone design improves clarity and minimizes ambient sounds. Noise-rejecting microphone helps minimize background noise. Handy in-line volume control regulates audio level. Microphone volume controller (High- Low-Mute) maximizes communication control. Model # AHS502I