Poly Blackwire 5220 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter

Certification: Skype for Business | Carrying case: Yes | Harmonized System (HS) code: 85183000 | Microphone noise-canceling: Yes | Microphone mute: Yes | USB connector: USB Type-C | Connectivity technology: Wired | Recommended usage: Calls/Music | Product colour: Black | Bluetooth: No | USB connectivity: Yes | Product colour: Red | Product type: Headset | Package weight: 300 g | Microphone frequency: 100 - 8000 Hz | 2.5 mm connector: No | Microphone type: Boom | 2x 3.5 mm connectors: No | Headphone frequency: 20 - 20000 Hz | Wearing style: Head-band | Digital Signal Processing (DSP): Yes | Control unit type: In-line control unit | Headset type: Binaural | 3.5 mm connector: Yes