Designed for the enterprise power-user, Mitel 5220 IP Phone provides robust features and functionality needed for today’s progressive enterprise professional.  The 5220 IP Phone is dual port with a multi-line display and provides users fast and easy access to the features and applications enabled by Mitel Integrated Communications Platforms.  The Mitel 5220 IP Phone is designed for users within the enterprise that require an expanded range of programmable features.

• 2-line 20 character backlit display with contrast control
• 3 Context sensitive softkeys for feature-set customization
• Support for SIP and MiNET protocols
• Handsfree speakerphone operation (half duplex)
• Dual port 10 / 100 Mb switched Ethernet
• 8 function keys: Hold, Superkey, Message, Speaker, Mute, Transfer / Conference, Redial, Cancel
• 14 programmable multi-function keys with dual color LED indicators (for speed dialing, broadcast groups, line appearances, feature access)
• Modules Support for IrDA, PKMs and Conference Units
• Superkey programming for easy access to telephone system features
• Page Send / Receive 
• On hook dial
• Off-Hook Voice Announce
• Dedicated headset jack
• Speed calling
• Call forward
• Call hold (Place / Retrieve)
• Call transfer
• Setting up conference calls Direct Paging
• Web Browser desktop configuration tool
• PDA Integration
• Last number redial
• Automatic Call Distribution (ACD) agent support
• Voice mail access – large message waiting lamp
• Customizable center panel
• Hearing Aid Compatible handset
• Wall mountable
• Multiple powering options (802.3af compliant)

• Mitel Networks 3100 Integrated Communications Platform, release 4.0
• Mitel Networks 3300 Integrated Communications Platform, release 3.3