Avaya 9640 IP Phone
Features Include:

• Manual and User Guide (by request only)
• Handset, Curly Cord (connects the Handset to the phone), and Desi Strips, which many of our competitors don't include.
• Line Cord (connects the phone to the wall jack), which many of our competitors don't include
• Color display — 3.8” diagonal QVGA quality
• Adjustable display angle
• 6 line appearance buttons with LEDs
  
• Full-duplex wideband speaker phone
  
• Ergonomic wideband hearing aid compatible handset supporting TTD acoustic coupler
  
• 2 message waiting indicators
  
• Innovative dual position flip stand
  
• Desk or Wall mountable
  
• 4-way navigation cluster button
  
• 4 contextual softkey buttons
  
• Forward/mobility button (LED)
  
• Volume button (separate volume levels in the handset, speaker, and ringer)
• Avaya Menu button (browser, options and settings access)
  
• Message button (LED)
  
• Telephony application (hard button)
  
• Mute button (LED)
  
• Speaker button (LED)
  
• Headset button (LED)
  
• Contacts button
  
• Call log button (LED)
  
• Ethernet (10/100) line interface with secondary Ethernet interface
  
• Module interface to support add-ons
  
• Supports 3 SMB24 button expansion modules
  
• PoE 802.3af compliant class 2 device – both 9640 and 9640G
  
• 2 adapter interfaces
  
• USB interface – supports USB 1.1 compatible thumb drives for personal contacts
  
• Wideband Headset InterfaceSoftware
  
• Supports 24 Call Appearances or Administrable Feature keys
  
• 250 entry contacts application (hard button)
  
• Call log (100-entry) with hard button and LED for missed call indication
  
• H.323 and SIP protocol supported
  
• Standards-based G.722 wideband Codec and the following narrow band codecs:G.711, G.726, G.729A/B
  
• Support for the Avaya push API application interface — for third party telephone applications
• View the Brochure ..............................Get Adobe Acrobat Reader Here
  
• 5 Year Warranty
• APV6A Cable is needed to work with the CS55 Headsets
• APV63 Cable is needed to work with the CS500 Series Headsets