2002-3-6 2007-2-18 DuoSet headsets offer hands-free communications in two configurations. Whether used over the ear or over the head, your hands are free for multi-tasking, your headset is comfortable and secure, and the quality of sound is second to none. Conformable earloop converts for over-the-head stability or over-the-ear convience. Three foot cable with Quick DisconnectTM option. Audible and visual cues simplify the adjustment of incoming & outgoing volume, tone control and mute Sets up in minutes with plug-and-play automatic configuration and seamless telephone integration. Adjustable clothing clip. SoundGuardPlus and Call Clarity technology contributes to the DuoSet headset's excellent sound quality. Noise canceling microphone 108488 text/html 1.0 EN H141 DuoSet Convertible Headset Duoset H141 Convertible Headset Duoset Headset Plantronics Loracomm noise canceling microphone noise cancel H141N DuoSet NC Convertible Headset text