| General |
| VoIP phone |
| Silver, dark gray |
| ABS plastic |
|
| Phone Features |
| Voice Mail, Caller ID, Call Forwarding, Call Transfer, Call Hold |
| Keypad |
| Base |
| Yes |
| Yes (digital duplex) |
| Yes |
| Speakerphone button, directory button, navigator key, headset button, mute button |
| Yes |
| Yes |
| Yes |
| Web browser |
| On-hook dialing |
|
| IP Telephony |
| Multiple VoIP protocol support, integrated Ethernet switch |
| Yes |
| SCCP, SIP |
| G.722, G.729a, G.729ab, G.711u, G.711a, iLBC |
| IEEE 802.1Q (VLAN), IEEE 802.1p |
| DHCP, static |
| 128-bit AES |
| Yes |
| TFTP |
| 2 x Ethernet 10Base-T/100Base-TX |
| Echo cancellation (ECN) |
| Class 3 PoE |
|
| Display |
| LCD display – monochrome |
| Base |
| 5″ |
| 320 x 222 pixels |
| Date, time |
|
| Miscellaneous |
| Headset jack |
| Yes |
| Wall-mountable, table-top |
| Refurbished |
|
| Dimensions & Weight (Base) |
| 10.5 in |
| 6 in |
| 8 in |
| 3.5 lbs |
|