Poly Blackwire 5220 headset with carry case

Connects To: PC/Mac via USB-A and/or mobile phone via 3.5 mm. Works with Microsoft Teams, Zoom, and other leading collaboration platforms Ideal For: Users with extensive PC communication and collaboration use Superb Audio Quality: Noise-canceling microphone ensures your voice is heard. Audio automatically switches between wideband for telephony & hi-fi stereo for music. SoundGuard DIGITAL technology protects against sound levels over 118dBA, sudden loud sounds & long-term exposure Enhanced All-Day Comfort: Ultra-soft leatherette ear cushions wrapped around pillow-soft memory foam provide all-day comfort. A lightweight cushioned metal headband offers durability and a comfortable custom fit