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| Caller ID | Yes |
|---|---|
| Color | Classic Gray |
| Duplex Mode | Full-Duplex (FDX) |
| Ethernet I/O | 2x RJ45 Gigabit Ethernet (PoE) |
| LED Indicators | Yes |
| Lighted Keypad | Yes |
| Phone Lines | 4 |
| Power Requirements | PoE |
| Screen Resolution | 320 x 240 |
| Screen Size | 2.4" |
| Screen Type | LCD |
| Session Initiation Protocol (SIP) Support | Yes |
| Speakerphone | Yes |
| Telephone I/O | 2x RJ9 |
| Voice Codecs | G.729, G.729a, G.723, Internet Low Bitrate Codec (iLBC), G.711ยต/a, G.722, Opus, G.726 |