• IP phone with 3 Lines
• Ethernet port 2 lines
• Multiple VoIP protocol support, integrated Ethernet switch
• VoIP Protocols (SIP, SIPv2, SPCP)
• Voice Codecs G.722, G.729ab, G.711u, G.711a, G.726
• Speaker, LCD display
• Call services (Voice Mail, Caller ID, 
  Call Waiting, Call Forwarding, and 
  Call Transfer, Call hold)
• Rack mount