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

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