Microsoft LifeChat LX-4000

Multitasking Made Easy This headset with a single earpiece lets you hear what's going on around you and still take care of business. The ultra-wideband digital audio provides clear, acoustically accurate sound. The highly sensitive, noise canceling microphone gives you the confidence that you are being heard even when you're surrounded by a noisy workspace.

Price: 33.95 from Xolt.NL