Need help?Do you have a question about the Polycom 311 and is the answer not in the manual?
General| Power over Ethernet (PoE) | Yes |
|---|---|
| Product Type | IP Phone |
| Connectivity Technology | Wired |
| Dialer Type | Keypad |
| Speakerphone | Yes |
| Headset Port | Yes |
| Network Protocols | SIP, RTP, RTCP |
| Supported Codecs | G.711, G.722, G.729 |
To Next Page
