Poly Voyager 4320 UC Wireless Bluetooth Headset with BT700 USB-C Adapter, On-Ear, Dual-Mic Noise Cancelling, 24h Talk Time, Black

Constant background noise and poor call quality make remote work exhausting. The Poly Voyager 4320 UC solves this with a dual-microphone Acoustic Fence system that isolates your voice from surrounding chatter, so you sound clear on every call. The on-ear stereo design delivers rich audio for calls and music, while the included BT700 USB-C adapter ensures a stable wireless connection to your PC or Mac.

Who is it for

Professionals who spend hours on video calls and need reliable wireless audio with excellent microphone clarity. It is certified for Zoom and works with leading UC platforms, making it ideal for hybrid workers, call center agents, and anyone who values comfort and long battery life.

Main features

• Bluetooth 5.2 with included Poly BT700 USB-C adapter for PC/Mac
• Dual-mic Acoustic Fence technology with noise cancelling
• Up to 24 hours talk time, 47 hours listen time, 50 days standby
• On-ear stereo design with 32 mm drivers and SoundGuard hearing protection
• Wireless range up to 50 m (164 ft)
• USB-C charging with fast charge: 1.5 hours for full charge

Specifications

• Connectivity: Wireless (Bluetooth 5.2)
• Microphone: Dual-mic with noise cancelling
• Battery life: Up to 24h talk, 47h listen, 50 days standby
• Charging: USB-C, 1.5h full charge
• Speaker driver: 32 mm
• Frequency response: 20 Hz - 20 kHz (headset), 100 Hz - 6.8 kHz (mic)
• Optimized for: Unified Communications (UC)

Tips

Keep the BT700 adapter plugged into a USB-C port on your computer for automatic pairing when you power on the headset. Use the Poly Lens app to customize audio settings and update firmware.