Poly Voyager 4320 UC Wireless Headset, Black

The Poly Voyager 4320 UC is a wireless on-ear headset designed for professional communications. It connects to devices using Bluetooth 5.2 and includes a BT700 USB-A adapter for computers, providing a wireless range of up to 50 meters. The audio system features 32 mm dynamic drivers within a closed-back design, covering a frequency range from 20 Hz to 20,000 Hz. Weighing 162 grams, the headband-style construction is intended for extended use in an office or call center environment.

For voice calls, the headset is equipped with a detachable dual-microphone boom that utilizes Acoustic Fence technology to reduce ambient background noise. The internal battery offers up to 24 hours of talk time or 47 hours of listening time on a single charge. A full recharge takes approximately 1.6 hours via USB-C, and a fast-charge feature is available. The headset also supports a wired audio mode, with physical buttons on the earcup for managing calls and adjusting volume.

• Type & fit: On-ear stereo headset with headband
• Connectivity: Bluetooth 5.2 and wired USB-C audio
• Wireless Adapter: Includes BT700 USB-A adapter for PC connection
• Wireless Range: Up to 50 meters
• Audio Drivers: 32 mm dynamic drivers
• Microphone: Detachable dual-mic boom with Acoustic Fence noise reduction
• Battery Life: Up to 24 hours talk time or 47 hours listening time
• Charging: 1.6-hour full charge with fast charging support
• Controls: On-device buttons for calls and volume
• Weight: 162 g
• In the Box: Carrying case, USB-C cable, BT700 USB-A adapter