The Poly VVX 250 is a corded IP phone with support for 4 lines and a USB port to add a WiFi adapter. The phone does not come with built-in Bluetooth and does not support adding Bluetooth capabilities via an adapter. You can learn more about this phone on the data sheet here.
The phone costs $157 (shipping include) and can be purchased from Settings > Phone & SMS > Order VOIP Phones. You have to be on the Communicator Plan to be able to order a VOIP Phone.
Key features:
- 2.8 inch Color LCD Screen
- Power over Ethernet (PoE) support
- Power supply included
- USB Port to add Wi-Fi capabilities