Poly Blackwire 8225 Wired Headset, Active Noise-Cancel Hi-Fi Stereo, Teams - OPENED NEVER USED. POLY BLACKWIRE 8225 WIRED HEADSET, ACTIVE NOISE-CANCEL HI-FI STEREO, TEAMS - OPENED NEVER USED. The noise-cancelling microphone ensures your voice is transmitted clearly, even in open offices or shared workspaces.
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