Plantronics - Blackwire 3320 - Wired, Dual-Ear (Stereo) Headset with Boom Mic - USB-A to Connect to Your PC, Mac or Cell Phone - Works with Teams (Certified), Zoom & More Connects To: Simply and easily connects to PC or Mac via USB-A. Certified for use with Microsoft Teams and compatible with other leading collaboration and voice platforms Ideal For: Professionals requiring premium audio quality, plug-n-play simplicity, reliability and value Audio Performance: Clear, natural and rich audio with wideband audio, a flexible noise-canceling microphone, and enhanced digital signal processing DSP. SoundGuard: Acoustic limiting for protection against sounds above 118 dBA Comfort: Padded headband and soft foam ear cushions. Fully adjustable with 180-degree pivoting speakers and a flexible microphone boom Poly Blackwire BW3320 USB Headset Brand New in Box. Never Used. Ships inside a USPS Box ❌ Smoke-free & pet-free home