The efficient Mitel 5224 IP Phone Dual Mode Dark Grey 50004894 is a feature-rich, multi-line IP speakerphone with full duplex hands-free operation. It is designed for users such as managers, professionals, frequent travelers, and contact center agents.

Mitel 5224 IP Phone (Dual Mode) provides:

• Support for SIP and MiNET Protocols
• Handsfree operation (full duplex)
  
• 24 programmable multi-function keys with dual-color LED indicators* (for speed dialing, line appearances, feature access) 
  
• Eight function keys: Hold, Superkey, Message, Speaker,Mute, Transfer / Conference, Redial, Cancel 
  
• Three context-sensitive softkeys for intuitive feature access 
  
• Two-line, 20-character white, backlit, graphics display, with auto-dimming 
  
• Superkey programming for easy access to telephone system features 
  
• Peripherals and modules support 
  
• Off hook voice announce 
  
• On hook dial 
  
• Dedicated headset jack 
  
• Speed calling 
  
• Call hold (Place / Retrieve) 
  
• Call transfer 
  
• Do Not Disturb 
  
• Call Forward 
  
• Conference call setup 
• Voice mail access ? large message waiting lamp
  
• Browser-based desktop configuration tool 
  
• Direct page / Group page 
  
• Last number redial 
  
• Automatic Call Distribution (ACD) agent and supervisor support 
  
• Customizable center panel 
  
• Hearing Aid Compatible handset 
  
• Wall mountable 
  
• Two-position, 35 degree tilting stand for better viewing angle 
  
• Multiple powering options (802.3 af compliant) 
  
• Power over Ethernet support for IP Programmable Key Modules (PKMs) and the Line Interface Modules 
  
• XML support for applications development