Cisco Unified IP Endpoint 8961, Charcoal, Thick handset , Multiline support, integrated Ethernet switch, Power over Ethernet (PoE) support, VoIP Protocols : SIP, Intercom Yes, Speakerphone Yes, Caller ID Yes, Voice Mail Capability Yes, LCD display - color, Network Ports Qty 2 x Ethernet 10Base-T/100Base-TX/1000Base-T, Function Buttons Conference button, voice mail button, speakerphone button, transfer button, directory button, navigator key , headset button , mute button, hold button