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

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