Poly Voyager 4320-M +USB-A to USB-C Cable +BT700 dongle

Bluetooth profiles: A2DP | Driver unit: 3.2 cm | Receiver included: Yes | Battery operated: Yes | Wireless charging: No | Headphone frequency: 20 - 20000 Hz | Operating keys: Volume + | Near Field Communication (NFC): No | Acoustic system: Closed | Wearing style: Head-band | Operating keys: Mute | Operating keys: Volume - | Standby time: 1200 h | Talk time: 24 h | Foldable: No | Charging source: USB | Headset type: Binaural | Microphone frequency: 100 - 6800 Hz | Bluetooth profiles: HFP | Works with the Google Assistant: Yes | Bluetooth profiles: HSP | Operating keys: Answer/end call | Bluetooth profiles: AVRCP | Microphone type: Boom | MP3-player: No | Continuous audio playback time: 47 h | Charging stand: Yes | Works with Apple Siri: Yes | MEMS (Micro-Electro-Mechanical System) microphone: Yes | Number of paired devices remembered: 8 | Bluetooth: Yes | Quick start guide: Yes | Cables included: USB Type-A to USB Type-C | Battery type: Built-in battery | Cables included: USB Type-A | Carrying case: Yes | Weight: 162 g | Battery technology: Lithium-Ion (Li-Ion) | Bluetooth version: 5.1 | Connectivity technology: Wireless | Detachable cable: Yes | Product type: Headset | Height: 182 mm | Windows operating systems supported: Windows 11 | USB connector: USB Type-A | Recommended usage: Office/Call center | Wireless range: 50 m | International Protection (IP) code: IPX4 | Width: 155 mm | Product colour: Black | Cable length: 1.5 m | Windows operating systems supported: Windows 10 | Battery recharge time: 1.6 h | Mac operating systems supported: Yes | Number of microphones: 2 | USB connectivity: Yes | Depth: 67 mm