| Availability |
|---|
| LCD |
| Built-in Wi-Fi |
| USB Recording |
| HD Voice |
| Wide-band Codecs |
| Narrow-band Codecs |
| LCD Type |
| Built-in Bluetooth |
| Yealink EXP20 Expansion |
| Yealink Bluetooth Adapter BT40 |
| USB Headset |
| Camera |
| Video Codecs |
| Video Resolution |
| 3-way Video Conferencing |
| 5-way video/audio mixed conferencing |
| Yealink Wi-Fi Adapter WF40 |
| 3-way Conferencing |
| Operating System |
| Handset Port (RJ-9) |
| Ethernet Port |
| Line |
| PoE |
| GigE |
| Wall Mounting |
| Foot Stand |
| USB Port (2.0 compliant) |
| Yealink EHS36 Wireless Headset Adapter |
| Headset Port (RJ-9) |
| Resolution |
| External Yealink AC adapter |
| Line Key |
| Memory Key |
| Yealink EXP50 Expansion |
| Yealink EXP40 Expansion |
| Yealink YHS32 Headset |
| LCD Backlight |
| HDMI |
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