Poly Blackwire C5210 Monaural USB-C Headset +3.5mm Plug +USB-C/A Adapter - Microsoft Teams Certification (Poly 207577-01 or HP 80R98AA or HP 8X230AA ) Desk Phone Encore Headsets - H91 and

Encore Headsets - H91 and H101

Noise-canceling microphone filters out background sound while hi-fi stereo delivers clear audio

Bluetooth integration allows you to connect your headset with your mobile devices

tamper-proof lock

Plantronics BT300-M bluetooth USB adapter for MOC/Lync

Poly Blackwire C5210 Monaural USB-C Headset +3.5mm Plug +USB-C/A Adapter - Microsoft Teams Certification (Poly 207577-01 or HP 80R98AA or HP 8X230AA ) Desk Phone Encore Headsets - H91 andPoly Blackwire C5210 Monaural Micro USB A with 3. 5mm Headset Ideal for all day use, long conference calls and listening to multimedia. Cushioned metal headband provides durability while maintaining a comfortable, secure fit. Leatherette ear cushions fold flat for easy storage. New lava colored accents. Connects to PC and Mac via USB USB C, smartphone and tablet via 3. 5 mm Intuitive inline controls to answer end calls, control volume, and mute