Plantronics W430 wireless headset for PC/VoIP applications. All-day comfort and hands-free convenience for web calls, webinars and other computer applications. Noise-canceling microphone and Digital Signal Processing (DSP) for superb sound quality. Simple plug-and-play set-up. Up to 6 hours talk time and roam up to 300 feet with DECT 6.0 with advanced wideband audio using CAT-iq technology. Covered by 1-year factory warranty.