- 4-Line B/W Display 5 Function Keys 2793
-Four-line backlit B/W display-4 SIP identities-4 context-sensitive function keys-5 freely programmable function keys with LEDs-Wideband HD audio-Hands-free operation-Power over Ethernet (PoE)-VLAN-Directory with 1000 contact entries-Caller ID-Blocking of anonymous calls-Auto Answer-Music on hold-4-way conference on the phone-Localization and much more Power supply ordered separately