Talk to your customers for hours with the Logitech USB Wireless Headset Dual H820e. Connect the headset to your DECT phone and call wirelessly for up to 10 hours. You can wear the headset without hurting your ears, thanks to the comfortable design. The noise-suppressing microphone also ensures your customers can't hear your colleagues. This headset is optimized for Microsoft Lync, and also works well with the most popular UC platform.