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

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