Enjoy all the benefits of hands-free mobility plus the convenience of connecting to both traditional and PC-based telephones with a lightweight, ergonomic headset that offers remote call controls up to 350 feet from your desk. DSP and IntelliToneâ„¢ technologies ensure superb sound quality and greater hearing protection. Wideband audio delivers sound so clear and real it feels like a face-to-face conversation. Intuitive on-base LCD makes it easy to set personal sound preferences. Noise canceling microphone ensures that every word is understood. Multi-unit conferencing capability with up to four additional headsets.