POLY Voyager 4320 UC Bluetooth Wireless Headset Noise-Canceling MicA professional Bluetooth headset for hybrid workers connecting from home or office. Stereo over-the-head design with memory foam ear cushions and adjustable padded headband for comfortable all-day wear. Connects wirelessly to PC or mobile devices with up to 164 feet of range using the included BT700 USB-C adapter, or via Bluetooth 5.2. A noise-canceling dual microphone with Acoustic Fence technology ensures callers hear you clearly without background distractions. Up to 24 hours of wireless talk time, with the option to use corded via audio-over-USB mode. Includes charging stand and travel pouch.UPC017229196650Itemweight1.46 poundsProductdimensions8.3 x 7.5 x 4.3 inchesMaterialPlastic