Poly Obi Wi-Fi 5G USB Dongle 89D17AAPoly Obi Wi Fi 5G USB Dongle 89D17AA IP phones and Analog Terminal Adapters (ATAs) require a network connection. LAN cabling in the office or the home can be expensive to install if not already wired. Wi Fi networks are practically everywhere today. Poly USB Wi Fi adapter enables USBequipped VoIP adapters or VVX phones (models with USB ports) to connect to the Internet over a Wi Fi network. With the Poly Wi Fi adapter, you have the freedom to place