“Plantronics Blackwire C520 (5 Pack) Brand New Includes Two Year Warranty, Product # 88661-01 The Plantronics Blackwire C520 is a dual earpiece over the head headset. The 500 series features PC wideband, noise-canceling microphone and hi-fi stereo sound making it ideal for conference calls, webinars, listening to music and other multi-media. The Smart Sensor&trade Technology allows you to answer a call by simply putting on the headset or pause mobile device media playback by taking it off. It has easy volume adjustment settings with /- and mute button. The dynamic EQ feature automatically adjusts audio for voice or multimedia use. It protects hearing from loud sound spikes by limiting call volume at 118db with SoundGuard . With ultra-soft leatherette ear cushions and a lightweight headband, it let you enjoy all-day comfort and a secure fit. You can simply fold the ear cushions flat, and store in the included carrying case. C520 Features: Mono SoundUSB ConnectionMonauralTAA CompliantOver the Head HeadsetDual EarpieceUC Headset Noise-Canceling Microphone Adjustable Microphone Boom For Precise PositioningDynamic Mute AlertMono HeadsetWired Connectivity Interface: – USB Over The Head Design, Smart Sensor Technoloy, Corded Reliability, Superior Audio Quality, SoundGuard® Technology – Protects Hearing From Loud Sound Spikes – Limits Call Volume at 118db, Hi-Fi Stereo Sound, Dynamic EQ – Automatically Adjusts Audio For Voice or Multimedia Use, Call Controls – Call, Answer & End Button, Volume Adjustment & Mute Button, Ultra-Soft Leatherette Ear Cushions, Lightweight Headband, Standard Version Supports Leading Softphone Vendors Avaya, Cisco, IBM, Skype & More, Connects To:”
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