HP Poly Voyager 4310 are high quality wireless headphones created for people looking for maximum freedom, convenience and professional audio quality.
Whether working from the office or from home, participating in video conferences, taking calls or listening to music, the model provides a stable connection, crystal clear sound and comfort even if worn long.
Bluetooth connectivity via the included USB adapter (BT700), which guarantees fast and stable pairing with a computer or laptop. Opportunity to use in cable mode (USB-C) if the battery wears out.
Range up to 50 meters, allowing free movement while speaking.
Up to 24 hours time for calls with only one charge - for busy working days.
Soft on-ear cushions that allow multi-hour use without discomfort.
A noise suppressant microphone that isolates surrounding noises and provides clarity in calls. 
On request