POLY Voyager 4320 Microsoft Teams Certified USB-A Headset +BT700 dongle

Driver unit: 3.2 cm | Connectivity technology: Wired & Wireless | Package weight: 324 g | Product type: Headset | Width: 155 mm | Package height: 210 mm | Bluetooth: Yes | Height: 182 mm | Product colour: Black | Microphone frequency: 100 - 6800 Hz | DECT connectable: Yes | Bluetooth version: 5.1 | Windows operating systems supported: Windows 10 | Mac operating systems supported: MacOS | Weight: 162 g | Cable length: 1.5 m | Number of microphones: 4 | Package depth: 55 mm | USB connectivity: Yes | Wireless range: 91 m | Battery technology: Lithium-Ion (Li-Ion) | Bluetooth profiles: HSF | Recommended usage: Office/Call center | Headphone frequency: 20 - 20000 Hz | Battery type: Built-in battery | Works with the Google Assistant: Yes | Depth: 67 mm | Headset type: Binaural | USB connector: USB Type-A | Microphone type: Boom | Hearing protection technologies: SoundGuard DIGITAL