Headset with Microphone. 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. You can even use them with your telephone (adapter required). With stereo and mono options, we offer the right headset for your needs. Best of all, they're comfortable and lightweight enough to wear every day. Quality 32mm neodymium driver delivers a full, rich sound. Noise-canceling microphone helps eliminate background noise. Handy in-line volume control regulates audio level. Microphone volume controller (High- Low-Mute) maximizes communication control