Plantronics Blackwire C520-MOptimized for use with the Microsoft Lync instant messaging & online telephony client, the Plantronics Blackwire C520-M connects to any PC by way of a USB (Universal Serial Bus) cable, operating as a single audio device for both online phone calls & multimedia applications. Dynamic Equalizer for Excellent Sound Quality The Plantronics Blackwire C520-M features a dynamic equalizer which automatically optimizes the sound quality in real-time, depending on whether the user is conducting an online phone call or using the headset for listening to music or any other purpose. Combined with a noise-cancelling microphone, wideband audio support & digital signal processing, this feature helps to facilitate crystal-clear & natural-sounding voice reproduction. The C520-M also features a smart sensor which allows it to answer incoming calls automatically simply by putting on the headset. Why Should You Buy this Corded Headset? This binaural headset offers rich audio quality & an extensive set of features for offices using Vo IP telephony, particularly with Microsoft Lync. ...

The Blackwire 700 Series is the versatile UC headset that offers high-quality PC audio & seamless Bluetooth connectivity to mobile phones & tablets. Enjoy unmatched audio quality, industry-first Smart Sensor technology that automatically answers a call when you put on the headset, & a detachable cable for taking your mobile calls throughout the office. The Blackwire 700 Series headsets connect to your PC & mobile phone
- combining the comfort & durability of corded with the freedom & flexibility of wireless. Ideal for knowledge workers who need a seamless solution for managing calls on their PC, mobile phone or tablet, the Blackwire 700 Series is the most integrated, premium headset for UC. Experience industry-first Smart Sensor technology that lets you answer a call by simply putting on the headset, or pause mobile device media playback by taking it off
- making it the most productive & versatile corded headset on the market.

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The Blackwire 700 Series is the singular UC headset that combines corded reliability with wireless flexibility. Enjoy seamless call management & industry-first Smart Sensor technology for unprecedented ease of use
- answer a call by simply putting on the headset, or pause mobile device media playback by taking it off. Advanced noise-cancelling, Digital Signal Processing, wideband PC audio, & hi-fi stereo sound create unmatched audio quality, & the detachable cable enables you to take your mobile calls throughout the office. With up to 10 hours of talk time, & a versatility that connects to all the devices in your work life, the Blackwire 700 Series is the most integrated, premium headset for UC.
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Stay in the zone with the Blackwire 725, a premium USB (Universal Serial Bus) headset designed to block out the distractions of noisy environments. Featuring Active Noise Cancelling (ANC) technology, the Blackwire 725 is ideal for managing PC calls & enjoying music & multimedia with dynamic hi-fi stereo sound. Wideband audio & Digital Signal Processing mean incoming calls are crystal clear-and so is your voice, thanks to the noise-cancelling mic. Smart sensor technology lets you answer calls by simply placing the headset on your head. A cushioned metal headband delivers comfort & durability, while the folding ear cushions & included carrying case make it a snap to take on-the-go. With the Blackwire 725, distractions go down & productivity goes up.. ...

Stay in the zone with the Blackwire 725, a premium USB (Universal Serial Bus) headset designed to block out the distractions of noisy environments. Featuring Active Noise Cancelling (ANC) technology, the Blackwire 725 is ideal for managing PC calls & enjoying music & multimedia with dynamic hi-fi stereo sound. Wideband audio & Digital Signal Processing mean incoming calls are crystal clear-and so is your voice, thanks to the noise-canceling mic. Smart sensor technology lets you answer calls by simply placing the headset on your head. A cushioned metal headband delivers comfort & durability, while the folding ear cushions & included carrying case make it a snap to take on-the-go. With the Blackwire 725, distractions go down & productivity goes up. ...

The Calisto 3200 portable, personal speakerphone is designed for today’s professional working remotely. A 360˚ microphone provides rich, clear audio, while standard USB (Universal Serial Bus) connectivity, integrated cord storage & intuitive controls make it easy to start the conversation & stay in control of calls. Make any room your conference room. ...

The Calisto 3200 portable, personal speakerphone is designed for today’s professional working remotely. A 360˚ microphone provides rich, clear audio, while USB (Universal Serial Bus)-C connectivity, integrated cord storage & intuitive controls make it easy to start the conversation & stay in control of calls. Make any room your conference room. ...

The Calisto 5200 portable, personal speakerphone is designed for today’s on-the-go professional. Whether you’re working from the office, your home or elsewhere, Calisto 5200 enables clear, professional conferencing. Choice of USB (Universal Serial Bus)-A or USB (Universal Serial Bus)-C, & 3.5 mm connectors, provide compatibility with the majority of PC/ Mac, tablet & mobile devices, while a 360˚ microphone provides exceptional all-around audio quality. ...

The Calisto 5200 portable, personal speakerphone is designed for today’s on-the-go professional. Whether you’re working from the office, your home or elsewhere, Calisto 5200 enables clear, professional conferencing. Choice of USB (Universal Serial Bus)-A or USB (Universal Serial Bus)-C, & 3.5 mm connectors, provide compatibility with the majority of PC/ Mac, tablet & mobile devices, while a 360˚ microphone provides exceptional all-around audio quality. ...

The Calisto 610 USB (Universal Serial Bus) speakerphone turns any PC into a portable conferencing device. Manage calls
- anywhere
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