On-ear design with high-comfort ear pads. Range up to 164 ft. Dual-mic Acoustic Fence technology eliminates background noise. Connect to a computer with the included BT700 USB-A adapter and to a mobile via Bluetooth v5.2. Keep your headset fully charged at all times using the included desktop charging stand. Compatible with Microsoft Teams. Dedicated Teams button for instant access to the Teams App. Sold by each. Grey and silver.