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| SIP Accounts | 2 | 
|---|---|
| Headset Support | Yes | 
| Lines | 2 | 
| SIP Protocol Support | Yes | 
| Headset Port | RJ-9 | 
| Wireless | No | 
| Bluetooth | No | 
| USB Port | No | 
| Power over Ethernet (PoE) | Yes | 
| Audio Features | Acoustic Clarity Technology | 
| Network Protocols | SIP, SDP, RTP, RTCP | 
| Power | PoE or optional external AC adapter | 
| Codecs | G.711, G.722, G.729 | 
| Supported Codecs | G.711, G.729AB, G.722 | 
| Conference Capabilities | Yes | 
| Supported Protocols | SIP, SDP, RTP, RTCP | 
| Ethernet Ports | 2 x 10/100 Ethernet Ports |