The Yealink WF40 Wi-Fi dongle brings the freedom of Wi-Fi connectivity to your desktop phone and simply connects to your existing Wi-Fi network, eliminating the need for Ethernet cables to each endpoint. The WF40 Wi-Fi USB dongle is especially useful for environments where trunking/trenching is not possible, but VoIP connectivity is required. The WF40’s high levels of throughput can also be used to provide connectivity to computers without built-in Wi-Fi by simply connecting an Ethernet cable to the phone and PC. It has never been easier to connect your Yealink desktop VoIP phone to a secure, high-speed and reliable wireless network than with the WF40 wireless USB dongle.